Home / 115,985,761.92-173,863,723.68-54,464,792.04

Finding the Fourth Proportional to 115,985,761.92, 173,863,723.68 and 54,464,792.04

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Solution

The fourth proportional to 115,985,761.92, 173,863,723.68 and 54,464,792.04 is: 81,643,224.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,985,761.92 : 173,863,723.68 = 54,464,792.04 : x
  2. Step 2: Convert to fraction form
    115,985,761.92/173,863,723.68 = 54,464,792.04/x
  3. Step 3: Cross multiply
    115,985,761.92x = 173,863,723.68 × 54,464,792.04
  4. Step 4: Simplify right side
    115,985,761.92x = 9,469,451,553,531,224
  5. Step 5: Solve for x
    x = 9,469,451,553,531,224/115,985,761.92
  6. Step 6: Final answer
    x = 81,643,224.11

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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.