Home / 129,485,115.20-194,227,672.80-33,747,003.20

Finding the Fourth Proportional to 129,485,115.20, 194,227,672.80 and 33,747,003.20

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Solution

The fourth proportional to 129,485,115.20, 194,227,672.80 and 33,747,003.20 is: 50,620,504.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,485,115.20 : 194,227,672.80 = 33,747,003.20 : x
  2. Step 2: Convert to fraction form
    129,485,115.20/194,227,672.80 = 33,747,003.20/x
  3. Step 3: Cross multiply
    129,485,115.20x = 194,227,672.80 × 33,747,003.20
  4. Step 4: Simplify right side
    129,485,115.20x = 6,554,601,895,510,154
  5. Step 5: Solve for x
    x = 6,554,601,895,510,154/129,485,115.20
  6. Step 6: Final answer
    x = 50,620,504.80

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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.