Home / 432,149,100.54-648,222,680.97-333,923,647.74

Finding the Fourth Proportional to 432,149,100.54, 648,222,680.97 and 333,923,647.74

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Solution

The fourth proportional to 432,149,100.54, 648,222,680.97 and 333,923,647.74 is: 500,884,722.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,149,100.54 : 648,222,680.97 = 333,923,647.74 : x
  2. Step 2: Convert to fraction form
    432,149,100.54/648,222,680.97 = 333,923,647.74/x
  3. Step 3: Cross multiply
    432,149,100.54x = 648,222,680.97 × 333,923,647.74
  4. Step 4: Simplify right side
    432,149,100.54x = 216,456,882,177,304,704
  5. Step 5: Solve for x
    x = 216,456,882,177,304,704/432,149,100.54
  6. Step 6: Final answer
    x = 500,884,722.21

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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.