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Finding the Third Proportional to 20,129,959,962 and 30,020,375,241

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Solution

The third proportional to 20,129,959,962 and 30,020,375,241 is: 44,770,229,613.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,129,959,962 : 30,020,375,241 = 30,020,375,241 : x
  2. Step 2: Convert to fraction form
    20,129,959,962/30,020,375,241 = 30,020,375,241/x
  3. Step 3: Cross multiply
    20,129,959,962x = 30,020,375,241 × 30,020,375,241
  4. Step 4: Simplify right side
    20,129,959,962x = 901,222,929,610,445,815,808
  5. Step 5: Solve for x
    x = 901,222,929,610,445,815,808/20,129,959,962
  6. Step 6: Final answer
    x = 44,770,229,613.56

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.