Home / 494,504,931.20-741,757,396.80-126,039,171.20

Finding the Fourth Proportional to 494,504,931.20, 741,757,396.80 and 126,039,171.20

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Solution

The fourth proportional to 494,504,931.20, 741,757,396.80 and 126,039,171.20 is: 189,058,756.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,504,931.20 : 741,757,396.80 = 126,039,171.20 : x
  2. Step 2: Convert to fraction form
    494,504,931.20/741,757,396.80 = 126,039,171.20/x
  3. Step 3: Cross multiply
    494,504,931.20x = 741,757,396.80 × 126,039,171.20
  4. Step 4: Simplify right side
    494,504,931.20x = 93,490,487,524,141,536
  5. Step 5: Solve for x
    x = 93,490,487,524,141,536/494,504,931.20
  6. Step 6: Final answer
    x = 189,058,756.80

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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.