Home / 87,870,775.36-131,813,335.78-44,129,037.90

Finding the Fourth Proportional to 87,870,775.36, 131,813,335.78 and 44,129,037.90

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Solution

The fourth proportional to 87,870,775.36, 131,813,335.78 and 44,129,037.90 is: 66,197,159.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,870,775.36 : 131,813,335.78 = 44,129,037.90 : x
  2. Step 2: Convert to fraction form
    87,870,775.36/131,813,335.78 = 44,129,037.90/x
  3. Step 3: Cross multiply
    87,870,775.36x = 131,813,335.78 × 44,129,037.90
  4. Step 4: Simplify right side
    87,870,775.36x = 5,816,795,690,361,046
  5. Step 5: Solve for x
    x = 5,816,795,690,361,046/87,870,775.36
  6. Step 6: Final answer
    x = 66,197,159.03

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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.