Finding the Fourth Proportional to 1,034,413,348.17, 1,427,520,684.12 and 564,544,805.97
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Solution
The fourth proportional to 1,034,413,348.17, 1,427,520,684.12 and 564,544,805.97 is: 779,088,349.02
Step by Step Solution
- Step 1: Write the proportion equation
1,034,413,348.17 : 1,427,520,684.12 = 564,544,805.97 : x - Step 2: Convert to fraction form
1,034,413,348.17/1,427,520,684.12 = 564,544,805.97/x - Step 3: Cross multiply
1,034,413,348.17x = 1,427,520,684.12 × 564,544,805.97 - Step 4: Simplify right side
1,034,413,348.17x = 805,899,387,634,686,976 - Step 5: Solve for x
x = 805,899,387,634,686,976/1,034,413,348.17 - Step 6: Final answer
x = 779,088,349.02
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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.