Home / 551,561,500.53-827,503,438.56-178,060,622.92

Finding the Fourth Proportional to 551,561,500.53, 827,503,438.56 and 178,060,622.92

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Solution

The fourth proportional to 551,561,500.53, 827,503,438.56 and 178,060,622.92 is: 267,142,970.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,561,500.53 : 827,503,438.56 = 178,060,622.92 : x
  2. Step 2: Convert to fraction form
    551,561,500.53/827,503,438.56 = 178,060,622.92/x
  3. Step 3: Cross multiply
    551,561,500.53x = 827,503,438.56 × 178,060,622.92
  4. Step 4: Simplify right side
    551,561,500.53x = 147,345,777,737,990,400
  5. Step 5: Solve for x
    x = 147,345,777,737,990,400/551,561,500.53
  6. Step 6: Final answer
    x = 267,142,970.63

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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.