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Finding the Third Proportional to 38,883,924 and 85,091,112

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Solution

The third proportional to 38,883,924 and 85,091,112 is: 186,207,990.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,883,924 : 85,091,112 = 85,091,112 : x
  2. Step 2: Convert to fraction form
    38,883,924/85,091,112 = 85,091,112/x
  3. Step 3: Cross multiply
    38,883,924x = 85,091,112 × 85,091,112
  4. Step 4: Simplify right side
    38,883,924x = 7,240,497,341,396,544
  5. Step 5: Solve for x
    x = 7,240,497,341,396,544/38,883,924
  6. Step 6: Final answer
    x = 186,207,990.26

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.