Home / 320,604,752.56-442,387,357.68-179,468,637.52

Finding the Fourth Proportional to 320,604,752.56, 442,387,357.68 and 179,468,637.52

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Solution

The fourth proportional to 320,604,752.56, 442,387,357.68 and 179,468,637.52 is: 247,640,297.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,604,752.56 : 442,387,357.68 = 179,468,637.52 : x
  2. Step 2: Convert to fraction form
    320,604,752.56/442,387,357.68 = 179,468,637.52/x
  3. Step 3: Cross multiply
    320,604,752.56x = 442,387,357.68 × 179,468,637.52
  4. Step 4: Simplify right side
    320,604,752.56x = 79,394,656,338,902,512
  5. Step 5: Solve for x
    x = 79,394,656,338,902,512/320,604,752.56
  6. Step 6: Final answer
    x = 247,640,297.61

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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.