Could you please clarify the specific context or entity you are referring to when you ask 'How much money does Rio have?' Are you referring to the city of Rio de Janeiro, a particular individual or organization named Rio, or some other entity entirely? Without this clarification, it's difficult to provide a precise answer to your question.
If you are indeed referring to the city of Rio de Janeiro, it's worth noting that cities themselves don't typically hold money in the same way that individuals or organizations do. However, if you're interested in the financial status of Rio de Janeiro, there are various metrics and indicators that could be used to assess its economic health, such as its gross domestic product, budget, and debt levels.
On the other hand, if you're referring to an individual or organization named Rio, the amount of money they have would depend on their personal or corporate finances, which would require specific information about their income, expenses, and assets to accurately determine.
In any case, could you please provide more context or clarification to help me better understand your question?