Home / 221,366,624.90-332,251,435.38-117,822,759.98

Finding the Fourth Proportional to 221,366,624.90, 332,251,435.38 and 117,822,759.98

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Solution

The fourth proportional to 221,366,624.90, 332,251,435.38 and 117,822,759.98 is: 176,841,387.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,366,624.90 : 332,251,435.38 = 117,822,759.98 : x
  2. Step 2: Convert to fraction form
    221,366,624.90/332,251,435.38 = 117,822,759.98/x
  3. Step 3: Cross multiply
    221,366,624.90x = 332,251,435.38 × 117,822,759.98
  4. Step 4: Simplify right side
    221,366,624.90x = 39,146,781,123,788,224
  5. Step 5: Solve for x
    x = 39,146,781,123,788,224/221,366,624.90
  6. Step 6: Final answer
    x = 176,841,387.64

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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.