Home / 87,404,426.76-131,145,317.22-45,895,538.76

Finding the Fourth Proportional to 87,404,426.76, 131,145,317.22 and 45,895,538.76

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Solution

The fourth proportional to 87,404,426.76, 131,145,317.22 and 45,895,538.76 is: 68,863,617.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,404,426.76 : 131,145,317.22 = 45,895,538.76 : x
  2. Step 2: Convert to fraction form
    87,404,426.76/131,145,317.22 = 45,895,538.76/x
  3. Step 3: Cross multiply
    87,404,426.76x = 131,145,317.22 × 45,895,538.76
  4. Step 4: Simplify right side
    87,404,426.76x = 6,018,984,989,663,005
  5. Step 5: Solve for x
    x = 6,018,984,989,663,005/87,404,426.76
  6. Step 6: Final answer
    x = 68,863,617.24

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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.