[Source: Forbes - as of 6/6/2012]
Net Worth: $69.0 billion
Nationality: Mexico
Income: Telmex, America Movil, Grupo Carso
2. Bill Gates
Net Worth: $61.0 billion
Nationality: United States
Income: Microsoft
3. Warren Buffett
Net Worth: $44.0 billion
Nationality: United States
Income: Berkshire Hathaway
4. Bernard Arnault
Net Worth: $41.0 billion
Nationality: France
Income: LVMH Moët Hennessy, Louis Vuitton
5. Amancio Ortega
Net Worth: $37.5 billion
Nationality: Spain
Income: Inditex Group
6. Lawrence Ellison
Net Worth: $36.0 billion
Nationality: United States
Income: Oracle Corporation
Net Worth: $30.0 billion
Nationality: Brazil
Income: EBX Group
8. Stefan Persson
Net Worth: $26.0 billion
Nationality: Sweden
Income: H&M
9. Li Ka-shing
Net Worth: $25.5 billion
Nationality: Hong Kong
Income: Cheung Kong Holdings
10. Karl Albrecht
Net Worth: $25.4 billion
Nationality: Germany
Income: ALDI
1. Carlos Slim
Nationality: Mexico
Income: Telmex, America Movil, Grupo Carso
2. Bill Gates
Nationality: United States
Income: Microsoft
3. Warren Buffett
Nationality: United States
Income: Berkshire Hathaway
4. Bernard Arnault
Nationality: France
Income: LVMH Moët Hennessy, Louis Vuitton
5. Amancio Ortega
Nationality: Spain
Income: Inditex Group
6. Lawrence Ellison
Net Worth: $36.0 billion
Nationality: United States
Income: Oracle Corporation
7. Eike Batista
Nationality: Brazil
Income: EBX Group
8. Stefan Persson
Net Worth: $26.0 billion
Nationality: Sweden
Income: H&M
9. Li Ka-shing
Nationality: Hong Kong
Income: Cheung Kong Holdings
10. Karl Albrecht
Net Worth: $25.4 billion
Nationality: Germany
Income: ALDI