Home / 133,757,583.75-200,468,517.71-72,344,290.95

Finding the Fourth Proportional to 133,757,583.75, 200,468,517.71 and 72,344,290.95

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Solution

The fourth proportional to 133,757,583.75, 200,468,517.71 and 72,344,290.95 is: 108,425,648.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,757,583.75 : 200,468,517.71 = 72,344,290.95 : x
  2. Step 2: Convert to fraction form
    133,757,583.75/200,468,517.71 = 72,344,290.95/x
  3. Step 3: Cross multiply
    133,757,583.75x = 200,468,517.71 × 72,344,290.95
  4. Step 4: Simplify right side
    133,757,583.75x = 14,502,752,771,165,748
  5. Step 5: Solve for x
    x = 14,502,752,771,165,748/133,757,583.75
  6. Step 6: Final answer
    x = 108,425,648.58

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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.