Finding the Fourth Proportional to 171,177,314.62, 236,224,694.17 and 97,840,031.26
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Solution
The fourth proportional to 171,177,314.62, 236,224,694.17 and 97,840,031.26 is: 135,019,243.14
Step by Step Solution
- Step 1: Write the proportion equation
171,177,314.62 : 236,224,694.17 = 97,840,031.26 : x - Step 2: Convert to fraction form
171,177,314.62/236,224,694.17 = 97,840,031.26/x - Step 3: Cross multiply
171,177,314.62x = 236,224,694.17 × 97,840,031.26 - Step 4: Simplify right side
171,177,314.62x = 23,112,231,461,976,740 - Step 5: Solve for x
x = 23,112,231,461,976,740/171,177,314.62 - Step 6: Final answer
x = 135,019,243.14
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.