Home / 394,220,593.34-591,414,149.10-148,572,029.42

Finding the Fourth Proportional to 394,220,593.34, 591,414,149.10 and 148,572,029.42

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Solution

The fourth proportional to 394,220,593.34, 591,414,149.10 and 148,572,029.42 is: 222,889,422.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,220,593.34 : 591,414,149.10 = 148,572,029.42 : x
  2. Step 2: Convert to fraction form
    394,220,593.34/591,414,149.10 = 148,572,029.42/x
  3. Step 3: Cross multiply
    394,220,593.34x = 591,414,149.10 × 148,572,029.42
  4. Step 4: Simplify right side
    394,220,593.34x = 87,867,600,359,489,456
  5. Step 5: Solve for x
    x = 87,867,600,359,489,456/394,220,593.34
  6. Step 6: Final answer
    x = 222,889,422.43

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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.