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MathNet 2025 — 50 problems — Part 01 Question 3

Math Olympiad Vault · MathNet 2025 — 50 problems — Part 01

Question 3

Given that $x$, $y$, and $z$ are positive real numbers such that
$$x^{\log_{2}(yz)} = 2^{8} \cdot 3^{4}, \quad y^{\log_{2}(zx)} = 2^{9} \cdot 3^{6}, \quad \text{and} \quad z^{\log_{2}(xy)} = 2^{5} \cdot 3^{10},$$
compute the smallest possible value of $xyz$.