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Finding the Third Proportional to 18,955,491,920 and 41,702,015,923.50

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Solution

The third proportional to 18,955,491,920 and 41,702,015,923.50 is: 91,744,289,170.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,955,491,920 : 41,702,015,923.50 = 41,702,015,923.50 : x
  2. Step 2: Convert to fraction form
    18,955,491,920/41,702,015,923.50 = 41,702,015,923.50/x
  3. Step 3: Cross multiply
    18,955,491,920x = 41,702,015,923.50 × 41,702,015,923.50
  4. Step 4: Simplify right side
    18,955,491,920x = 1,739,058,132,083,847,462,912
  5. Step 5: Solve for x
    x = 1,739,058,132,083,847,462,912/18,955,491,920
  6. Step 6: Final answer
    x = 91,744,289,170.83

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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.