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Finding the Third Proportional to 1,129,891,344 and 2,394,190,848

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Solution

The third proportional to 1,129,891,344 and 2,394,190,848 is: 5,073,186,768.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,129,891,344 : 2,394,190,848 = 2,394,190,848 : x
  2. Step 2: Convert to fraction form
    1,129,891,344/2,394,190,848 = 2,394,190,848/x
  3. Step 3: Cross multiply
    1,129,891,344x = 2,394,190,848 × 2,394,190,848
  4. Step 4: Simplify right side
    1,129,891,344x = 5,732,149,816,646,959,104
  5. Step 5: Solve for x
    x = 5,732,149,816,646,959,104/1,129,891,344
  6. Step 6: Final answer
    x = 5,073,186,768.87

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.