Reliance Industries Ltd (RIL) chief Mukesh Ambani is the ninth richest person in the world along with Steve Ballmer of Microsoft and Larry Page of Google, each having a net worth of $67 billion, according to the Hurun Global Rich List 2020.Mr Ambani, 62, maintained a place in the top 10 for the second time after a $13 billion or 24 per cent surge in his wealth to $67 billion.”The only Asian in the Top 10, Mr Ambani’s wealth increased mainly on the back of a good performance in his telecom business,” the Hurun Rich List said.