Home / 133,491,962.40-200,237,943.60-124,138,600.80

Finding the Fourth Proportional to 133,491,962.40, 200,237,943.60 and 124,138,600.80

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Solution

The fourth proportional to 133,491,962.40, 200,237,943.60 and 124,138,600.80 is: 186,207,901.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,491,962.40 : 200,237,943.60 = 124,138,600.80 : x
  2. Step 2: Convert to fraction form
    133,491,962.40/200,237,943.60 = 124,138,600.80/x
  3. Step 3: Cross multiply
    133,491,962.40x = 200,237,943.60 × 124,138,600.80
  4. Step 4: Simplify right side
    133,491,962.40x = 24,857,258,145,573,312
  5. Step 5: Solve for x
    x = 24,857,258,145,573,312/133,491,962.40
  6. Step 6: Final answer
    x = 186,207,901.20

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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.