Home / 87,956,809.20-131,971,805.73-38,747,476.17

Finding the Fourth Proportional to 87,956,809.20, 131,971,805.73 and 38,747,476.17

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Solution

The fourth proportional to 87,956,809.20, 131,971,805.73 and 38,747,476.17 is: 58,137,334.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,956,809.20 : 131,971,805.73 = 38,747,476.17 : x
  2. Step 2: Convert to fraction form
    87,956,809.20/131,971,805.73 = 38,747,476.17/x
  3. Step 3: Cross multiply
    87,956,809.20x = 131,971,805.73 × 38,747,476.17
  4. Step 4: Simplify right side
    87,956,809.20x = 5,113,574,397,635,045
  5. Step 5: Solve for x
    x = 5,113,574,397,635,045/87,956,809.20
  6. Step 6: Final answer
    x = 58,137,334.04

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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.