Home / 198,375,694.96-273,761,733.12-109,071,412.48

Finding the Fourth Proportional to 198,375,694.96, 273,761,733.12 and 109,071,412.48

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Solution

The fourth proportional to 198,375,694.96, 273,761,733.12 and 109,071,412.48 is: 150,520,349.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,375,694.96 : 273,761,733.12 = 109,071,412.48 : x
  2. Step 2: Convert to fraction form
    198,375,694.96/273,761,733.12 = 109,071,412.48/x
  3. Step 3: Cross multiply
    198,375,694.96x = 273,761,733.12 × 109,071,412.48
  4. Step 4: Simplify right side
    198,375,694.96x = 29,859,578,914,371,200
  5. Step 5: Solve for x
    x = 29,859,578,914,371,200/198,375,694.96
  6. Step 6: Final answer
    x = 150,520,349.38

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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.