Finding the Fourth Proportional to 97,693,755.12, 134,819,310.26 and 53,640,368.54
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Solution
The fourth proportional to 97,693,755.12, 134,819,310.26 and 53,640,368.54 is: 74,024,767.29
Step by Step Solution
- Step 1: Write the proportion equation
97,693,755.12 : 134,819,310.26 = 53,640,368.54 : x - Step 2: Convert to fraction form
97,693,755.12/134,819,310.26 = 53,640,368.54/x - Step 3: Cross multiply
97,693,755.12x = 134,819,310.26 × 53,640,368.54 - Step 4: Simplify right side
97,693,755.12x = 7,231,757,488,655,003 - Step 5: Solve for x
x = 7,231,757,488,655,003/97,693,755.12 - Step 6: Final answer
x = 74,024,767.29
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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.