Home / 87,870,776.36-131,813,337.28-44,129,038.90

Finding the Fourth Proportional to 87,870,776.36, 131,813,337.28 and 44,129,038.90

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Solution

The fourth proportional to 87,870,776.36, 131,813,337.28 and 44,129,038.90 is: 66,197,160.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,870,776.36 : 131,813,337.28 = 44,129,038.90 : x
  2. Step 2: Convert to fraction form
    87,870,776.36/131,813,337.28 = 44,129,038.90/x
  3. Step 3: Cross multiply
    87,870,776.36x = 131,813,337.28 × 44,129,038.90
  4. Step 4: Simplify right side
    87,870,776.36x = 5,816,795,888,367,940
  5. Step 5: Solve for x
    x = 5,816,795,888,367,940/87,870,776.36
  6. Step 6: Final answer
    x = 66,197,160.53

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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.