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Finding the Third Proportional to 20,279,068 and 45,092,144

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Solution

The third proportional to 20,279,068 and 45,092,144 is: 100,266,020.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,279,068 : 45,092,144 = 45,092,144 : x
  2. Step 2: Convert to fraction form
    20,279,068/45,092,144 = 45,092,144/x
  3. Step 3: Cross multiply
    20,279,068x = 45,092,144 × 45,092,144
  4. Step 4: Simplify right side
    20,279,068x = 2,033,301,450,516,736
  5. Step 5: Solve for x
    x = 2,033,301,450,516,736/20,279,068
  6. Step 6: Final answer
    x = 100,266,020.63

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.