Home / 195,231,815.68-269,419,801.44-107,126,392

Finding the Fourth Proportional to 195,231,815.68, 269,419,801.44 and 107,126,392

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Solution

The fourth proportional to 195,231,815.68, 269,419,801.44 and 107,126,392 is: 147,834,363.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,231,815.68 : 269,419,801.44 = 107,126,392 : x
  2. Step 2: Convert to fraction form
    195,231,815.68/269,419,801.44 = 107,126,392/x
  3. Step 3: Cross multiply
    195,231,815.68x = 269,419,801.44 × 107,126,392
  4. Step 4: Simplify right side
    195,231,815.68x = 28,861,971,261,623,604
  5. Step 5: Solve for x
    x = 28,861,971,261,623,604/195,231,815.68
  6. Step 6: Final answer
    x = 147,834,363.78

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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.