Home / 150,658,805.80-207,931,843.42-91,955,583.88

Finding the Fourth Proportional to 150,658,805.80, 207,931,843.42 and 91,955,583.88

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Solution

The fourth proportional to 150,658,805.80, 207,931,843.42 and 91,955,583.88 is: 126,912,555.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,658,805.80 : 207,931,843.42 = 91,955,583.88 : x
  2. Step 2: Convert to fraction form
    150,658,805.80/207,931,843.42 = 91,955,583.88/x
  3. Step 3: Cross multiply
    150,658,805.80x = 207,931,843.42 × 91,955,583.88
  4. Step 4: Simplify right side
    150,658,805.80x = 19,120,494,068,930,832
  5. Step 5: Solve for x
    x = 19,120,494,068,930,832/150,658,805.80
  6. Step 6: Final answer
    x = 126,912,555.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.