Home / 252,227,136.60-378,340,704.90-148,489,853.40

Finding the Fourth Proportional to 252,227,136.60, 378,340,704.90 and 148,489,853.40

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Solution

The fourth proportional to 252,227,136.60, 378,340,704.90 and 148,489,853.40 is: 222,734,780.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,227,136.60 : 378,340,704.90 = 148,489,853.40 : x
  2. Step 2: Convert to fraction form
    252,227,136.60/378,340,704.90 = 148,489,853.40/x
  3. Step 3: Cross multiply
    252,227,136.60x = 378,340,704.90 × 148,489,853.40
  4. Step 4: Simplify right side
    252,227,136.60x = 56,179,755,805,853,664
  5. Step 5: Solve for x
    x = 56,179,755,805,853,664/252,227,136.60
  6. Step 6: Final answer
    x = 222,734,780.10

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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.