Home / 221,761,119.21-332,407,104.57-83,526,916.73

Finding the Fourth Proportional to 221,761,119.21, 332,407,104.57 and 83,526,916.73

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Solution

The fourth proportional to 221,761,119.21, 332,407,104.57 and 83,526,916.73 is: 125,202,022.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,761,119.21 : 332,407,104.57 = 83,526,916.73 : x
  2. Step 2: Convert to fraction form
    221,761,119.21/332,407,104.57 = 83,526,916.73/x
  3. Step 3: Cross multiply
    221,761,119.21x = 332,407,104.57 × 83,526,916.73
  4. Step 4: Simplify right side
    221,761,119.21x = 27,764,940,542,216,756
  5. Step 5: Solve for x
    x = 27,764,940,542,216,756/221,761,119.21
  6. Step 6: Final answer
    x = 125,202,022.07

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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.