Home / 221,982,200.43-332,821,960.22-112,596,445.71

Finding the Fourth Proportional to 221,982,200.43, 332,821,960.22 and 112,596,445.71

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Solution

The fourth proportional to 221,982,200.43, 332,821,960.22 and 112,596,445.71 is: 168,817,903.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,982,200.43 : 332,821,960.22 = 112,596,445.71 : x
  2. Step 2: Convert to fraction form
    221,982,200.43/332,821,960.22 = 112,596,445.71/x
  3. Step 3: Cross multiply
    221,982,200.43x = 332,821,960.22 × 112,596,445.71
  4. Step 4: Simplify right side
    221,982,200.43x = 37,474,569,775,288,504
  5. Step 5: Solve for x
    x = 37,474,569,775,288,504/221,982,200.43
  6. Step 6: Final answer
    x = 168,817,903.88

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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.