TOP 10 RICHEST PEOPLE IN THE WORLD

Here's a list of the Top 10:
1. Bill Gates
Net worth: $79.2 billion
Source of wealth: Technology company Microsoft Corp.
Nationality: American

2. Carlos Slim Helu
Net worth: $77.1 billion
Source of wealth: Telecommunications
Nationality: Mexican

3. Warren Buffett

Warren Buffett is the third wealthiest person in the world according to Forbes. (Photo: Getty Images)

Net worth: $72.7 billion
Source of wealth: Investment holding company Berkshire Hathaway Inc.
Nationality: American
4. Amancio Ortega
Net worth: $64.5 billion
Source of wealth: Retail chain Zara
Nationality: Spanish

Larry Ellison (Photo: AP)

5. Larry Ellison
Net worth: $54.3 billion
Source of wealth: Technology company Oracle Corp.
Nationality: American

6. Charles Koch (tie)
Net worth: $42.9 billion
Source of wealth: Conglomerate Koch Industries.
Nationality: American

6. David Koch (tie)
Net worth: $42.9 billion
Source of wealth: Conglomerate Koch Industries.
Nationality: American

8. Christy Walton
Net worth: $41.7 billion
Source of wealth: Retailer Wal-Mart Stores Inc.
Nationality: American

9. Jim Walton
Net worth: $40.6 billion
Source of wealth: Retailer Wal-Mart Stores Inc.
Nationality: American

10. Liliane Bettencourt
Net worth: $40.1 billion
Source of wealth: Cosmetics company L'Oreal
Nationality: French
Source: Forbes.

Liliane Bettencourt. (Photo: Getty Images)