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Finding the Third Proportional to 74,111,932 and 160,981,962

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Solution

The third proportional to 74,111,932 and 160,981,962 is: 349,676,379.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,111,932 : 160,981,962 = 160,981,962 : x
  2. Step 2: Convert to fraction form
    74,111,932/160,981,962 = 160,981,962/x
  3. Step 3: Cross multiply
    74,111,932x = 160,981,962 × 160,981,962
  4. Step 4: Simplify right side
    74,111,932x = 25,915,192,089,369,444
  5. Step 5: Solve for x
    x = 25,915,192,089,369,444/74,111,932
  6. Step 6: Final answer
    x = 349,676,379.90

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.