Home / 320,928,093.70-442,882,537.05-174,250,377.70

Finding the Fourth Proportional to 320,928,093.70, 442,882,537.05 and 174,250,377.70

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Solution

The fourth proportional to 320,928,093.70, 442,882,537.05 and 174,250,377.70 is: 240,466,481.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,928,093.70 : 442,882,537.05 = 174,250,377.70 : x
  2. Step 2: Convert to fraction form
    320,928,093.70/442,882,537.05 = 174,250,377.70/x
  3. Step 3: Cross multiply
    320,928,093.70x = 442,882,537.05 × 174,250,377.70
  4. Step 4: Simplify right side
    320,928,093.70x = 77,172,449,357,696,736
  5. Step 5: Solve for x
    x = 77,172,449,357,696,736/320,928,093.70
  6. Step 6: Final answer
    x = 240,466,481.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.