Since 1 US Dollar is equal to 110.712991 Serbian Dinars, we could say that n United States Dollars are equal to 110.712991 times n Serbian Dinars. In other words, we could use the following formula:
Serbian Dinars = United States Dollars x 110.712991
For example, let's say that we want to convert 2.0 United States Dollars to Serbian Dinars. Then, we just replace United States Dollars in the abovementioned formula with 2.0:
Serbian Dinars = 2.0 x 110.712991
That is, 2.0 United States Dollars are equal to 221.425982 Serbian Dinars.