Finding the Fourth Proportional to 97,755,542.29, 134,904,030.02 and 53,706,612.07
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Solution
The fourth proportional to 97,755,542.29, 134,904,030.02 and 53,706,612.07 is: 74,115,883.73
Step by Step Solution
- Step 1: Write the proportion equation
97,755,542.29 : 134,904,030.02 = 53,706,612.07 : x - Step 2: Convert to fraction form
97,755,542.29/134,904,030.02 = 53,706,612.07/x - Step 3: Cross multiply
97,755,542.29x = 134,904,030.02 × 53,706,612.07 - Step 4: Simplify right side
97,755,542.29x = 7,245,238,406,695,241 - Step 5: Solve for x
x = 7,245,238,406,695,241/97,755,542.29 - Step 6: Final answer
x = 74,115,883.73
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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.