Reliance Industries Limited Chairman Mukesh Ambani slipped three spots from number 4 to 8 on the Bloomberg Billionaires Index list this week.
Ambani's fortune is now worth $80.6 billion.
The Forbes Billionaires list showed the RIL Chairman at number 7 with a net worth of $80.2 billion.
Reliance has sold 32.84 per cent stake in Jio Platforms Ltd - the unit that houses India's youngest but largest telecom firm Jio Infocomm and apps. In total, Jio has raised Rs 1,52,055.45 crore.
Well, Ambani had earlier surpassed Elon Musk, Warren Buffet, Steve Ballmer and rose to the 4th spot. Shares of Tesla Inc rallied over 6% on Wednesday giving Musk a push towards the top 5. His networth increased $5.46 billion as per the Bloomberg Index.
Amazon Founder and CEO Jeff Bezos became the first person ever whose net worth soared over $200 billion, according to both, Forbes and Bloomberg Billionaires Index.
The net worth of the world's richest person went up by $4.9 billion after Amazon stock edged up two per cent as of Wednesday afternoon, Forbes reported.
Here's how much world's top 10 richest people are worth as of August 28:
1. Jeff Bezos - $200B
2. Bill Gates - $125B
3. Mark Zuckerberg - $111B
4. Elon R Musk - $105B
5. Bernard Arnault - $86.2B
6. Warren Buffett - $82.1B
7. Steve Ballmer- $81.2B
8 .Mukesh Ambani - $80.6B
9. Larry Page - $77.3B
10. Sergey Brin - $74.8B