There are 136 fourth-grade students in a certain elementary school, accounting for 4/25 of the total number of students in the school, and fifth-grade students are 18% of the total number of students in the school. How many students are there in the fifth grade?
某小学四年级学生有136人，占全校学生总数的(4/25)，五年级学生是全校学生数的18%，五年级有学生多少人？
<gadget id="calculator">4 / 25</gadget>
<output>4/25 = around 0.16</output>

<gadget id="calculator">136 / (4/25)</gadget>
<output>850</output>

<gadget id="calculator">18 / 100</gadget>
<output>9/50 = around 0.18</output>

<gadget id="calculator">850 * (9/50)</gadget>
<output>153</output>

<result>153</result>