On the topic itself, it's unclear what Google's intentions are and how they could benefit from such an investment. $10B is not a big sum so is the purpose altruistic or as grease for other purposes?
Afaik, the Ambani dynasty of 2 generations has been India's richest for about 30 years now.
He gets foreign technology and just jumps in any sector with governments blessing. Be it oil and gas, infra projects or even telecom
Companies do whatever their owners tell them to do. What you are talking about one specific model of what some people think they should do and what purpose they should serve in society. A very popular and possibly even 'default' model, but only one of many.
https://blog.corplaw.ie/bid/317212/Shareholder-Stakeholder-T...
etc
that said, assuming altruism here even if there aren't immediately obvious benefits to the company would probably be a bit naive.