\textRatio = \fracV_\textsphereV_\texttetrahedron = \frac\frac\pi \sqrt6 b^3864\fracb^36\sqrt2 = \frac\pi \sqrt6 b^3864 \cdot \frac6\sqrt2b^3 = \frac\pi \sqrt6 \cdot 6\sqrt2864 - Groen Casting