A parallelogram corn pond, the bottom side is 200 meters long, and the height is 160 meters. If the germination rate is 100% when sowing in autumn, 78 kilograms of corn seeds are needed per hectare. A batch of corn seeds has been shipped in, and 200 corn seeds are used for germination test. , there are 5 seeds that have not germinated, how many kilograms of corn seeds are needed to sow this field with this kind of corn seeds?
一块平行四边形玉米池，底边长200米，高160米，秋播时如果按100%的发芽率计算，每公顷需玉米种子78千克，现运来一批玉米种子，用200粒做发芽试验，有5粒没有发芽，用这种玉米种子播种这块地，共需多少千克的玉米种子？
<gadget id="calculator">160 / 10_000</gadget>
<output>2/125 = around 0.016</output>

<gadget id="calculator">200 - 5</gadget>
<output>195</output>

<gadget id="calculator">195 / 200</gadget>
<output>39/40 = around 0.975</output>

<gadget id="calculator">78 / (39/40)</gadget>
<output>80</output>

<gadget id="calculator">100 / 100</gadget>
<output>1</output>

<gadget id="calculator">200 * (2/125) * 80 * 1</gadget>
<output>256</output>

<result>256</result>