Home / 169,776,044.20-254,664,066.30-72,715,234.60

Finding the Fourth Proportional to 169,776,044.20, 254,664,066.30 and 72,715,234.60

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Solution

The fourth proportional to 169,776,044.20, 254,664,066.30 and 72,715,234.60 is: 109,072,851.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,776,044.20 : 254,664,066.30 = 72,715,234.60 : x
  2. Step 2: Convert to fraction form
    169,776,044.20/254,664,066.30 = 72,715,234.60/x
  3. Step 3: Cross multiply
    169,776,044.20x = 254,664,066.30 × 72,715,234.60
  4. Step 4: Simplify right side
    169,776,044.20x = 18,517,957,325,194,452
  5. Step 5: Solve for x
    x = 18,517,957,325,194,452/169,776,044.20
  6. Step 6: Final answer
    x = 109,072,851.90

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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.