Home / 463,591,262.52-639,761,034.24-254,747,459.16

Finding the Fourth Proportional to 463,591,262.52, 639,761,034.24 and 254,747,459.16

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Solution

The fourth proportional to 463,591,262.52, 639,761,034.24 and 254,747,459.16 is: 351,554,291.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,591,262.52 : 639,761,034.24 = 254,747,459.16 : x
  2. Step 2: Convert to fraction form
    463,591,262.52/639,761,034.24 = 254,747,459.16/x
  3. Step 3: Cross multiply
    463,591,262.52x = 639,761,034.24 × 254,747,459.16
  4. Step 4: Simplify right side
    463,591,262.52x = 162,977,497,942,213,760
  5. Step 5: Solve for x
    x = 162,977,497,942,213,760/463,591,262.52
  6. Step 6: Final answer
    x = 351,554,291.72

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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.