Bitcoin is the worlds 6th largest currency. These figures are noteworthy, but if the value of a single Bitcoin goes up to $15,000, Indias currency Rupee will pass. Ethereum ranked 17th and Bitcoin Cash ranked 20th. Ripple is located just below 20.
How many years Bitcoin will need to become No.1 ?
The more the usage ,the more it will come to the mainstream...and in the last year after such an increase in the price of Bitcoins many people got crazy after it...So the usage of bitcoins increased and so it gained such position.