Finding the Fourth Proportional to 572,042,557.62, 858,071,808.09 and 163,098,708.12
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Solution
The fourth proportional to 572,042,557.62, 858,071,808.09 and 163,098,708.12 is: 244,650,335.03
Step by Step Solution
- Step 1: Write the proportion equation
572,042,557.62 : 858,071,808.09 = 163,098,708.12 : x - Step 2: Convert to fraction form
572,042,557.62/858,071,808.09 = 163,098,708.12/x - Step 3: Cross multiply
572,042,557.62x = 858,071,808.09 × 163,098,708.12 - Step 4: Simplify right side
572,042,557.62x = 139,950,403,373,671,568 - Step 5: Solve for x
x = 139,950,403,373,671,568/572,042,557.62 - Step 6: Final answer
x = 244,650,335.03
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.