Stocks Use Ratio

Any simple formula to calculate the stock price target?
Can you suggest an easy objective formula to calculate a target price? Using parameters such as market capitalization Performance Beta (volatility) of sales revenue in the profit margin Price / Earnings / price Reserve ratio … or others.
10 + 0.5 x for instance, RE: addvntage technology (AEY) $ 9.03 p / e = 16.94 + 0.53 = 0.5 x eps October 21, 1910 + 10.5 = 20.5 is the highest p / ei would pay for the population of 20.5 x 0.53 = $ 10.87 per share.
How to Use the 16:9 Aspect Ratio