Home / 221,478,061.70-332,217,092.55-106,434,863.30

Finding the Fourth Proportional to 221,478,061.70, 332,217,092.55 and 106,434,863.30

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Solution

The fourth proportional to 221,478,061.70, 332,217,092.55 and 106,434,863.30 is: 159,652,294.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,478,061.70 : 332,217,092.55 = 106,434,863.30 : x
  2. Step 2: Convert to fraction form
    221,478,061.70/332,217,092.55 = 106,434,863.30/x
  3. Step 3: Cross multiply
    221,478,061.70x = 332,217,092.55 × 106,434,863.30
  4. Step 4: Simplify right side
    221,478,061.70x = 35,359,480,831,482,700
  5. Step 5: Solve for x
    x = 35,359,480,831,482,700/221,478,061.70
  6. Step 6: Final answer
    x = 159,652,294.95

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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.