A conical block of iron has a base area of 157 cm**2 and a height of 21 cm. If it is cast into a cylinder with a height of 14 cm, what is the base area of this cylinder in cm**2?
一块圆锥形铁块，底面积是157厘米**2，高是21厘米，把它熔铸成一个高是14厘米的圆柱体，这个圆柱体的底面积是多少厘米**2？
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">21 / 14</gadget>
<output>3/2 = around 1.5</output>

<gadget id="calculator">(1/3) * 157 * (3/2)</gadget>
<output>157/2 = around 78.5</output>

<result>157/2 = around 78.5</result>