Home / 482,717,923.20-723,708,593.06-220,218,897.47

Finding the Fourth Proportional to 482,717,923.20, 723,708,593.06 and 220,218,897.47

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Solution

The fourth proportional to 482,717,923.20, 723,708,593.06 and 220,218,897.47 is: 330,160,329.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,717,923.20 : 723,708,593.06 = 220,218,897.47 : x
  2. Step 2: Convert to fraction form
    482,717,923.20/723,708,593.06 = 220,218,897.47/x
  3. Step 3: Cross multiply
    482,717,923.20x = 723,708,593.06 × 220,218,897.47
  4. Step 4: Simplify right side
    482,717,923.20x = 159,374,308,448,518,432
  5. Step 5: Solve for x
    x = 159,374,308,448,518,432/482,717,923.20
  6. Step 6: Final answer
    x = 330,160,329.23

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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.