Home / 320,967,337.84-442,981,714.80-179,848,101.04

Finding the Fourth Proportional to 320,967,337.84, 442,981,714.80 and 179,848,101.04

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Solution

The fourth proportional to 320,967,337.84, 442,981,714.80 and 179,848,101.04 is: 248,216,596.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,967,337.84 : 442,981,714.80 = 179,848,101.04 : x
  2. Step 2: Convert to fraction form
    320,967,337.84/442,981,714.80 = 179,848,101.04/x
  3. Step 3: Cross multiply
    320,967,337.84x = 442,981,714.80 × 179,848,101.04
  4. Step 4: Simplify right side
    320,967,337.84x = 79,669,420,202,222,864
  5. Step 5: Solve for x
    x = 79,669,420,202,222,864/320,967,337.84
  6. Step 6: Final answer
    x = 248,216,596.55

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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.