Home / 130,648,753.44-195,943,902.12-38,512,834.56

Finding the Fourth Proportional to 130,648,753.44, 195,943,902.12 and 38,512,834.56

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Solution

The fourth proportional to 130,648,753.44, 195,943,902.12 and 38,512,834.56 is: 57,760,635.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,648,753.44 : 195,943,902.12 = 38,512,834.56 : x
  2. Step 2: Convert to fraction form
    130,648,753.44/195,943,902.12 = 38,512,834.56/x
  3. Step 3: Cross multiply
    130,648,753.44x = 195,943,902.12 × 38,512,834.56
  4. Step 4: Simplify right side
    130,648,753.44x = 7,546,355,085,388,394
  5. Step 5: Solve for x
    x = 7,546,355,085,388,394/130,648,753.44
  6. Step 6: Final answer
    x = 57,760,635.95

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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.