Home / 218,304,493.20-327,456,739.80-89,004,897.90

Finding the Fourth Proportional to 218,304,493.20, 327,456,739.80 and 89,004,897.90

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Solution

The fourth proportional to 218,304,493.20, 327,456,739.80 and 89,004,897.90 is: 133,507,346.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,304,493.20 : 327,456,739.80 = 89,004,897.90 : x
  2. Step 2: Convert to fraction form
    218,304,493.20/327,456,739.80 = 89,004,897.90/x
  3. Step 3: Cross multiply
    218,304,493.20x = 327,456,739.80 × 89,004,897.90
  4. Step 4: Simplify right side
    218,304,493.20x = 29,145,253,692,565,868
  5. Step 5: Solve for x
    x = 29,145,253,692,565,868/218,304,493.20
  6. Step 6: Final answer
    x = 133,507,346.85

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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.