Home / 561,595,379,446.10-775,003,109,853.20-304,678,268,691.14

Finding the Fourth Proportional to 561,595,379,446.10, 775,003,109,853.20 and 304,678,268,691.14

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Solution

The fourth proportional to 561,595,379,446.10, 775,003,109,853.20 and 304,678,268,691.14 is: 420,456,817,100.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    561,595,379,446.10 : 775,003,109,853.20 = 304,678,268,691.14 : x
  2. Step 2: Convert to fraction form
    561,595,379,446.10/775,003,109,853.20 = 304,678,268,691.14/x
  3. Step 3: Cross multiply
    561,595,379,446.10x = 775,003,109,853.20 × 304,678,268,691.14
  4. Step 4: Simplify right side
    561,595,379,446.10x = 236,126,605,740,322,341,257,216
  5. Step 5: Solve for x
    x = 236,126,605,740,322,341,257,216/561,595,379,446.10
  6. Step 6: Final answer
    x = 420,456,817,100.62

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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.