Following a strong share price rally on Monday in his three group companies -- India's most valued firm Reliance Industries, Reliance Petroleum and Reliance Industrial Infrastructure Ltd -- the net worth of Mukesh Ambani rose to 63.2 billion dollars (Rs 2,49,108 crore).

In comparison, the net worth of both Gates and Slim is estimated to be slightly lower at around 62.29 billion dollars each, with Slim leading among the two by a narrow margin.

Warren Buffett, earlier the third richest in the world, also dropped one position with a net worth of about 56 billion dollars.

Ambani's wealth of about Rs 2,49,000 crore includes about Rs 2,10,000 crore from RIL (50.98

percent stake), Rs 37,500 crore from RPL (37.5 percent) and Rs 2,100 crore from RIIL (46.23 percent).

Slim's wealth has been calculated on the basis of his stake in companies like America Movil (30 percent), Carso Global (82 percent), Grupo Carso (75 percent), Inbursa (67 percent), IDEAL (30 percent) and Saks Inc (10 percent).

According to information available with the US and Mexican stock exchanges where these companies are listed, Slim currently holds shares worth a total of USD 62.2993 billion, with more than half coming from Latin American mobile major America Movil.

Slim is closely followed by Gates with a net worth of 62.29 billion dollars currently. - DDNEWS