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Finding the Third Proportional to 80,852,736 and 124,401,920

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Solution

The third proportional to 80,852,736 and 124,401,920 is: 191,407,718.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,852,736 : 124,401,920 = 124,401,920 : x
  2. Step 2: Convert to fraction form
    80,852,736/124,401,920 = 124,401,920/x
  3. Step 3: Cross multiply
    80,852,736x = 124,401,920 × 124,401,920
  4. Step 4: Simplify right side
    80,852,736x = 15,475,837,699,686,400
  5. Step 5: Solve for x
    x = 15,475,837,699,686,400/80,852,736
  6. Step 6: Final answer
    x = 191,407,718.10

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.