Home / 220,079,486.44-330,098,989-74,496,407.68

Finding the Fourth Proportional to 220,079,486.44, 330,098,989 and 74,496,407.68

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Solution

The fourth proportional to 220,079,486.44, 330,098,989 and 74,496,407.68 is: 111,737,760.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,079,486.44 : 330,098,989 = 74,496,407.68 : x
  2. Step 2: Convert to fraction form
    220,079,486.44/330,098,989 = 74,496,407.68/x
  3. Step 3: Cross multiply
    220,079,486.44x = 330,098,989 × 74,496,407.68
  4. Step 4: Simplify right side
    220,079,486.44x = 24,591,188,859,299,836
  5. Step 5: Solve for x
    x = 24,591,188,859,299,836/220,079,486.44
  6. Step 6: Final answer
    x = 111,737,760.10

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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.