Home / 384,275,040.65-576,447,995.84-125,491,617.17

Finding the Fourth Proportional to 384,275,040.65, 576,447,995.84 and 125,491,617.17

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Solution

The fourth proportional to 384,275,040.65, 576,447,995.84 and 125,491,617.17 is: 188,248,997.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,275,040.65 : 576,447,995.84 = 125,491,617.17 : x
  2. Step 2: Convert to fraction form
    384,275,040.65/576,447,995.84 = 125,491,617.17/x
  3. Step 3: Cross multiply
    384,275,040.65x = 576,447,995.84 × 125,491,617.17
  4. Step 4: Simplify right side
    384,275,040.65x = 72,339,391,208,857,344
  5. Step 5: Solve for x
    x = 72,339,391,208,857,344/384,275,040.65
  6. Step 6: Final answer
    x = 188,248,997.61

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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.