1 Carlos Slim Helú
$69 billion - As of March 2012Source: Telecom, self-madeOrganization: TelmexAge:72 , Marital Status: Widow Children: 6Citizenship: Mexico , Residence: Mexico City, MexicoEducation: BA/BS, Universidad Nacional Autonoma de Mexico
Carlos Slim remains the world’s richest person for the third year with estimated assets of $69 billion as of March 2012, according to Forbes magazine’s annual global ranking of billionaires. The net worth of Mexico’s Slim, 71, whose holdings include the largest mobile phone operator in the Americas, rose $20.5 billion.
Source: Forbes billionaires list of 2012