Home / 106,419,327.60-159,440,034.60-99,616,882.80

Finding the Fourth Proportional to 106,419,327.60, 159,440,034.60 and 99,616,882.80

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Solution

The fourth proportional to 106,419,327.60, 159,440,034.60 and 99,616,882.80 is: 149,248,445.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,419,327.60 : 159,440,034.60 = 99,616,882.80 : x
  2. Step 2: Convert to fraction form
    106,419,327.60/159,440,034.60 = 99,616,882.80/x
  3. Step 3: Cross multiply
    106,419,327.60x = 159,440,034.60 × 99,616,882.80
  4. Step 4: Simplify right side
    106,419,327.60x = 15,882,919,240,376,144
  5. Step 5: Solve for x
    x = 15,882,919,240,376,144/106,419,327.60
  6. Step 6: Final answer
    x = 149,248,445.73

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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.