Home / 545,545,087.20-818,317,630.80-327,441,700.80

Finding the Fourth Proportional to 545,545,087.20, 818,317,630.80 and 327,441,700.80

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Solution

The fourth proportional to 545,545,087.20, 818,317,630.80 and 327,441,700.80 is: 491,162,551.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,545,087.20 : 818,317,630.80 = 327,441,700.80 : x
  2. Step 2: Convert to fraction form
    545,545,087.20/818,317,630.80 = 327,441,700.80/x
  3. Step 3: Cross multiply
    545,545,087.20x = 818,317,630.80 × 327,441,700.80
  4. Step 4: Simplify right side
    545,545,087.20x = 267,951,316,823,778,464
  5. Step 5: Solve for x
    x = 267,951,316,823,778,464/545,545,087.20
  6. Step 6: Final answer
    x = 491,162,551.20

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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.