Home / 283,608,002.20-425,412,003.30-139,982,171.80

Finding the Fourth Proportional to 283,608,002.20, 425,412,003.30 and 139,982,171.80

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Solution

The fourth proportional to 283,608,002.20, 425,412,003.30 and 139,982,171.80 is: 209,973,257.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,608,002.20 : 425,412,003.30 = 139,982,171.80 : x
  2. Step 2: Convert to fraction form
    283,608,002.20/425,412,003.30 = 139,982,171.80/x
  3. Step 3: Cross multiply
    283,608,002.20x = 425,412,003.30 × 139,982,171.80
  4. Step 4: Simplify right side
    283,608,002.20x = 59,550,096,131,722,776
  5. Step 5: Solve for x
    x = 59,550,096,131,722,776/283,608,002.20
  6. Step 6: Final answer
    x = 209,973,257.70

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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.