Home / 321,685,194.89-482,466,078.84-124,948,390.25

Finding the Fourth Proportional to 321,685,194.89, 482,466,078.84 and 124,948,390.25

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Solution

The fourth proportional to 321,685,194.89, 482,466,078.84 and 124,948,390.25 is: 187,398,614.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,685,194.89 : 482,466,078.84 = 124,948,390.25 : x
  2. Step 2: Convert to fraction form
    321,685,194.89/482,466,078.84 = 124,948,390.25/x
  3. Step 3: Cross multiply
    321,685,194.89x = 482,466,078.84 × 124,948,390.25
  4. Step 4: Simplify right side
    321,685,194.89x = 60,283,359,902,962,304
  5. Step 5: Solve for x
    x = 60,283,359,902,962,304/321,685,194.89
  6. Step 6: Final answer
    x = 187,398,614.73

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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.