If you were to devalue the US Dollar in real time as M1 money supply increases, it would price in inflation in immediately.
M1 money supply is the amount of liquid available currency within the federal reserve system.
Compare this chart to the current Gold chart and it will give you a glimpse into the future for gold.
To quantify this into a gold price, take your % measuring tool, put the starting point where the previous all time high was in 2011, and put the ending point at where the price is on this chart - about 200%.
Take that percentage and apply it from the 2011 all-time high on the Gold chart today, and it should give you about $5000 per oz of gold.