Home / 87,870,773.85-131,813,333.53-44,129,036.40

Finding the Fourth Proportional to 87,870,773.85, 131,813,333.53 and 44,129,036.40

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Solution

The fourth proportional to 87,870,773.85, 131,813,333.53 and 44,129,036.40 is: 66,197,156.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,870,773.85 : 131,813,333.53 = 44,129,036.40 : x
  2. Step 2: Convert to fraction form
    87,870,773.85/131,813,333.53 = 44,129,036.40/x
  3. Step 3: Cross multiply
    87,870,773.85x = 131,813,333.53 × 44,129,036.40
  4. Step 4: Simplify right side
    87,870,773.85x = 5,816,795,393,350,710
  5. Step 5: Solve for x
    x = 5,816,795,393,350,710/87,870,773.85
  6. Step 6: Final answer
    x = 66,197,156.78

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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.