Home / 323,104,543.38-484,486,753.95-220,897,810.26

Finding the Fourth Proportional to 323,104,543.38, 484,486,753.95 and 220,897,810.26

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Solution

The fourth proportional to 323,104,543.38, 484,486,753.95 and 220,897,810.26 is: 331,230,449.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,104,543.38 : 484,486,753.95 = 220,897,810.26 : x
  2. Step 2: Convert to fraction form
    323,104,543.38/484,486,753.95 = 220,897,810.26/x
  3. Step 3: Cross multiply
    323,104,543.38x = 484,486,753.95 × 220,897,810.26
  4. Step 4: Simplify right side
    323,104,543.38x = 107,022,063,047,530,400
  5. Step 5: Solve for x
    x = 107,022,063,047,530,400/323,104,543.38
  6. Step 6: Final answer
    x = 331,230,449.22

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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.