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Finding the Third Proportional to 80,359,956 and 174,419,279

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Solution

The third proportional to 80,359,956 and 174,419,279 is: 378,572,692.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,359,956 : 174,419,279 = 174,419,279 : x
  2. Step 2: Convert to fraction form
    80,359,956/174,419,279 = 174,419,279/x
  3. Step 3: Cross multiply
    80,359,956x = 174,419,279 × 174,419,279
  4. Step 4: Simplify right side
    80,359,956x = 30,422,084,886,879,840
  5. Step 5: Solve for x
    x = 30,422,084,886,879,840/80,359,956
  6. Step 6: Final answer
    x = 378,572,692.19

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.