Home / 220,786,502.40-331,179,753.60-75,384,244.80

Finding the Fourth Proportional to 220,786,502.40, 331,179,753.60 and 75,384,244.80

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Solution

The fourth proportional to 220,786,502.40, 331,179,753.60 and 75,384,244.80 is: 113,076,367.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,786,502.40 : 331,179,753.60 = 75,384,244.80 : x
  2. Step 2: Convert to fraction form
    220,786,502.40/331,179,753.60 = 75,384,244.80/x
  3. Step 3: Cross multiply
    220,786,502.40x = 331,179,753.60 × 75,384,244.80
  4. Step 4: Simplify right side
    220,786,502.40x = 24,965,735,618,186,084
  5. Step 5: Solve for x
    x = 24,965,735,618,186,084/220,786,502.40
  6. Step 6: Final answer
    x = 113,076,367.20

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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.