Home / 118,900,604.40-178,350,906.60-38,129,737.20

Finding the Fourth Proportional to 118,900,604.40, 178,350,906.60 and 38,129,737.20

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Solution

The fourth proportional to 118,900,604.40, 178,350,906.60 and 38,129,737.20 is: 57,194,605.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,900,604.40 : 178,350,906.60 = 38,129,737.20 : x
  2. Step 2: Convert to fraction form
    118,900,604.40/178,350,906.60 = 38,129,737.20/x
  3. Step 3: Cross multiply
    118,900,604.40x = 178,350,906.60 × 38,129,737.20
  4. Step 4: Simplify right side
    118,900,604.40x = 6,800,473,198,039,746
  5. Step 5: Solve for x
    x = 6,800,473,198,039,746/118,900,604.40
  6. Step 6: Final answer
    x = 57,194,605.80

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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.