Finding the Fourth Proportional to 1,940,524,337.97, 2,680,132,545.34 and 1,304,340,332.06
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Solution
The fourth proportional to 1,940,524,337.97, 2,680,132,545.34 and 1,304,340,332.06 is: 1,801,474,429.23
Step by Step Solution
- Step 1: Write the proportion equation
1,940,524,337.97 : 2,680,132,545.34 = 1,304,340,332.06 : x - Step 2: Convert to fraction form
1,940,524,337.97/2,680,132,545.34 = 1,304,340,332.06/x - Step 3: Cross multiply
1,940,524,337.97x = 2,680,132,545.34 × 1,304,340,332.06 - Step 4: Simplify right side
1,940,524,337.97x = 3,495,804,974,157,028,352 - Step 5: Solve for x
x = 3,495,804,974,157,028,352/1,940,524,337.97 - Step 6: Final answer
x = 1,801,474,429.23
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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.