Home / 442,665,306.60-664,227,755.28-180,542,161.89

Finding the Fourth Proportional to 442,665,306.60, 664,227,755.28 and 180,542,161.89

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Solution

The fourth proportional to 442,665,306.60, 664,227,755.28 and 180,542,161.89 is: 270,906,965.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,665,306.60 : 664,227,755.28 = 180,542,161.89 : x
  2. Step 2: Convert to fraction form
    442,665,306.60/664,227,755.28 = 180,542,161.89/x
  3. Step 3: Cross multiply
    442,665,306.60x = 664,227,755.28 × 180,542,161.89
  4. Step 4: Simplify right side
    442,665,306.60x = 119,921,114,925,593,040
  5. Step 5: Solve for x
    x = 119,921,114,925,593,040/442,665,306.60
  6. Step 6: Final answer
    x = 270,906,965.46

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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.