Home / 320,604,750.56-442,387,354.92-179,468,635.52

Finding the Fourth Proportional to 320,604,750.56, 442,387,354.92 and 179,468,635.52

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Solution

The fourth proportional to 320,604,750.56, 442,387,354.92 and 179,468,635.52 is: 247,640,294.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,604,750.56 : 442,387,354.92 = 179,468,635.52 : x
  2. Step 2: Convert to fraction form
    320,604,750.56/442,387,354.92 = 179,468,635.52/x
  3. Step 3: Cross multiply
    320,604,750.56x = 442,387,354.92 × 179,468,635.52
  4. Step 4: Simplify right side
    320,604,750.56x = 79,394,654,958,794,368
  5. Step 5: Solve for x
    x = 79,394,654,958,794,368/320,604,750.56
  6. Step 6: Final answer
    x = 247,640,294.85

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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.