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Finding the Third Proportional to 158,545,108 and 348,267,872

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Solution

The third proportional to 158,545,108 and 348,267,872 is: 765,022,094.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,545,108 : 348,267,872 = 348,267,872 : x
  2. Step 2: Convert to fraction form
    158,545,108/348,267,872 = 348,267,872/x
  3. Step 3: Cross multiply
    158,545,108x = 348,267,872 × 348,267,872
  4. Step 4: Simplify right side
    158,545,108x = 121,290,510,667,408,384
  5. Step 5: Solve for x
    x = 121,290,510,667,408,384/158,545,108
  6. Step 6: Final answer
    x = 765,022,094.96

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.