Home / 221,366,631.92-332,251,445.90-117,822,767

Finding the Fourth Proportional to 221,366,631.92, 332,251,445.90 and 117,822,767

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Solution

The fourth proportional to 221,366,631.92, 332,251,445.90 and 117,822,767 is: 176,841,398.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,366,631.92 : 332,251,445.90 = 117,822,767 : x
  2. Step 2: Convert to fraction form
    221,366,631.92/332,251,445.90 = 117,822,767/x
  3. Step 3: Cross multiply
    221,366,631.92x = 332,251,445.90 × 117,822,767
  4. Step 4: Simplify right side
    221,366,631.92x = 39,146,784,695,688,800
  5. Step 5: Solve for x
    x = 39,146,784,695,688,800/221,366,631.92
  6. Step 6: Final answer
    x = 176,841,398.16

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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.