Home / 221,478,082.20-332,217,123.30-106,434,883.80

Finding the Fourth Proportional to 221,478,082.20, 332,217,123.30 and 106,434,883.80

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Solution

The fourth proportional to 221,478,082.20, 332,217,123.30 and 106,434,883.80 is: 159,652,325.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,478,082.20 : 332,217,123.30 = 106,434,883.80 : x
  2. Step 2: Convert to fraction form
    221,478,082.20/332,217,123.30 = 106,434,883.80/x
  3. Step 3: Cross multiply
    221,478,082.20x = 332,217,123.30 × 106,434,883.80
  4. Step 4: Simplify right side
    221,478,082.20x = 35,359,490,914,805,772
  5. Step 5: Solve for x
    x = 35,359,490,914,805,772/221,478,082.20
  6. Step 6: Final answer
    x = 159,652,325.70

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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.