Along the years it was planned that the US Dollar will  represent what is actually available regarding  Gold however, the price of Gold is rising and rising which wasn't the case between 1833  and 1930 when the price was only changing by 0.74 cents in about 100 years .. !!

Nowadays we all see extremely sharp decline in the US Dollar value so, i encourage you to see the following video just to think about it  and understand what is actually going on here .. ☺