Two salts \( A_{2} X \) and \( M X \) have the same value of solubility product of \( 4.0 \times 10^{-12} \). The ratio …

Two salts \( A_{2} X \) and \( M X \) have the same value of solubility product of \( 4.0 \times 10^{-12} \). The ratio of their molar solubilities i.e. \( \frac{S\left(A_{2} X\right)}{S(M X)}= \)___________

(Round off to the nearest integer).

[JEE Main 2021, 16 Mar (Shift 1)]