$\begin{array}{l} \text{Gegeben:}\\\text{Körperhöhe} \qquad h \qquad [m] \\ \text{Kreiszahl} \qquad \pi \qquad [] \\ \text{Volumen} \qquad V \qquad [m^{3}] \\ \\ \text{Gesucht:} \\\text{Radius} \qquad r \qquad [m] \\ \\ r = \sqrt{\frac{ V}{\pi \cdot h}}\\ \textbf{Gegeben:} \\ h=4m \qquad \pi=3\frac{16}{113} \qquad V=6m^{3} \qquad \\ \\ \textbf{Rechnung:} \\ r = \sqrt{\frac{ V}{\pi \cdot h}} \\ h=4m\\ \pi=3\frac{16}{113}\\ V=6m^{3}\\ r = \sqrt{\frac{ 6m^{3}}{3\frac{16}{113} \cdot 4m}}\\\\r=0,691m \\\\\\ \small \begin{array}{|l|} \hline h=\\ \hline 4 m \\ \hline 40 dm \\ \hline 400 cm \\ \hline 4\cdot 10^{3} mm \\ \hline 4\cdot 10^{6} \mu m \\ \hline \end{array} \small \begin{array}{|l|} \hline V=\\ \hline 6 m^3 \\ \hline 6\cdot 10^{3} dm^3 \\ \hline 6\cdot 10^{6} cm^3 \\ \hline 6\cdot 10^{9} mm^3 \\ \hline 6\cdot 10^{3} l \\ \hline 60 hl \\ \hline \end{array} \small \begin{array}{|l|} \hline r=\\ \hline 0,691 m \\ \hline 6,91 dm \\ \hline 69,1 cm \\ \hline 691 mm \\ \hline 6,91\cdot 10^{5} \mu m \\ \hline \end{array} \end{array}$