Losing the title following his acquisition of the social media platform, the news follows a 66% rise in Tesla's share price which has helped to boost his fortune.
The figures mean that 51-year-old Musk has retained the title from French billionaire Bernard Arnault, head of the LVMH luxury empire. The Tesla and Twitter owner has seen his fortune recover to $192billion - a figure up $55billion from the start of the year.
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