Home / 417,331,932.04-628,997,617.75-359,734,793.86

Finding the Fourth Proportional to 417,331,932.04, 628,997,617.75 and 359,734,793.86

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Solution

The fourth proportional to 417,331,932.04, 628,997,617.75 and 359,734,793.86 is: 542,187,910.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,331,932.04 : 628,997,617.75 = 359,734,793.86 : x
  2. Step 2: Convert to fraction form
    417,331,932.04/628,997,617.75 = 359,734,793.86/x
  3. Step 3: Cross multiply
    417,331,932.04x = 628,997,617.75 × 359,734,793.86
  4. Step 4: Simplify right side
    417,331,932.04x = 226,272,328,359,727,328
  5. Step 5: Solve for x
    x = 226,272,328,359,727,328/417,331,932.04
  6. Step 6: Final answer
    x = 542,187,910.84

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.