Home / 252,279,076.80-378,418,615.20-150,242,404.80

Finding the Fourth Proportional to 252,279,076.80, 378,418,615.20 and 150,242,404.80

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Solution

The fourth proportional to 252,279,076.80, 378,418,615.20 and 150,242,404.80 is: 225,363,607.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,279,076.80 : 378,418,615.20 = 150,242,404.80 : x
  2. Step 2: Convert to fraction form
    252,279,076.80/378,418,615.20 = 150,242,404.80/x
  3. Step 3: Cross multiply
    252,279,076.80x = 378,418,615.20 × 150,242,404.80
  4. Step 4: Simplify right side
    252,279,076.80x = 56,854,522,768,733,832
  5. Step 5: Solve for x
    x = 56,854,522,768,733,832/252,279,076.80
  6. Step 6: Final answer
    x = 225,363,607.20

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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.