Home / 395,464,279.87-592,781,175.78-133,057,736.61

Finding the Fourth Proportional to 395,464,279.87, 592,781,175.78 and 133,057,736.61

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Solution

The fourth proportional to 395,464,279.87, 592,781,175.78 and 133,057,736.61 is: 199,446,892.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,464,279.87 : 592,781,175.78 = 133,057,736.61 : x
  2. Step 2: Convert to fraction form
    395,464,279.87/592,781,175.78 = 133,057,736.61/x
  3. Step 3: Cross multiply
    395,464,279.87x = 592,781,175.78 × 133,057,736.61
  4. Step 4: Simplify right side
    395,464,279.87x = 78,874,121,555,848,032
  5. Step 5: Solve for x
    x = 78,874,121,555,848,032/395,464,279.87
  6. Step 6: Final answer
    x = 199,446,892.10

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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.