Home / 150,394,472.20-225,591,708.30-99,334,145.80

Finding the Fourth Proportional to 150,394,472.20, 225,591,708.30 and 99,334,145.80

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Solution

The fourth proportional to 150,394,472.20, 225,591,708.30 and 99,334,145.80 is: 149,001,218.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,394,472.20 : 225,591,708.30 = 99,334,145.80 : x
  2. Step 2: Convert to fraction form
    150,394,472.20/225,591,708.30 = 99,334,145.80/x
  3. Step 3: Cross multiply
    150,394,472.20x = 225,591,708.30 × 99,334,145.80
  4. Step 4: Simplify right side
    150,394,472.20x = 22,408,959,643,543,272
  5. Step 5: Solve for x
    x = 22,408,959,643,543,272/150,394,472.20
  6. Step 6: Final answer
    x = 149,001,218.70

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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.