Home / 146,981,334.78-220,503,886.81-44,742,715.20

Finding the Fourth Proportional to 146,981,334.78, 220,503,886.81 and 44,742,715.20

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Solution

The fourth proportional to 146,981,334.78, 220,503,886.81 and 44,742,715.20 is: 67,123,778.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,981,334.78 : 220,503,886.81 = 44,742,715.20 : x
  2. Step 2: Convert to fraction form
    146,981,334.78/220,503,886.81 = 44,742,715.20/x
  3. Step 3: Cross multiply
    146,981,334.78x = 220,503,886.81 × 44,742,715.20
  4. Step 4: Simplify right side
    146,981,334.78x = 9,865,942,607,921,010
  5. Step 5: Solve for x
    x = 9,865,942,607,921,010/146,981,334.78
  6. Step 6: Final answer
    x = 67,123,778.83

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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.