234:729::123:?
You asked:
Solve \(234 : 729=123 : ?\) for the variable \(?\).
MathBot Answer:
$$\begin{aligned}? &= \frac{9963}{26}\end{aligned}$$
Express both ratios as fractions. \[\frac{234}{729} = \frac{123}{?}\]
Cross-multiply and solve for the unknown. $$\begin{aligned}\frac{234}{729} &= \frac{123}{?} \\ 234 ? &= 89667 \\ ? &&= \frac{9963}{26} \end{aligned}$$