Home / 133,491,187.40-200,236,781.10-124,137,825.80

Finding the Fourth Proportional to 133,491,187.40, 200,236,781.10 and 124,137,825.80

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Solution

The fourth proportional to 133,491,187.40, 200,236,781.10 and 124,137,825.80 is: 186,206,738.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,491,187.40 : 200,236,781.10 = 124,137,825.80 : x
  2. Step 2: Convert to fraction form
    133,491,187.40/200,236,781.10 = 124,137,825.80/x
  3. Step 3: Cross multiply
    133,491,187.40x = 200,236,781.10 × 124,137,825.80
  4. Step 4: Simplify right side
    133,491,187.40x = 24,856,958,650,944,532
  5. Step 5: Solve for x
    x = 24,856,958,650,944,532/133,491,187.40
  6. Step 6: Final answer
    x = 186,206,738.70

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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.