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Finding the Third Proportional to 20,129,959,934 and 30,020,375,202

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Solution

The third proportional to 20,129,959,934 and 30,020,375,202 is: 44,770,229,559.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,129,959,934 : 30,020,375,202 = 30,020,375,202 : x
  2. Step 2: Convert to fraction form
    20,129,959,934/30,020,375,202 = 30,020,375,202/x
  3. Step 3: Cross multiply
    20,129,959,934x = 30,020,375,202 × 30,020,375,202
  4. Step 4: Simplify right side
    20,129,959,934x = 901,222,927,268,856,594,432
  5. Step 5: Solve for x
    x = 901,222,927,268,856,594,432/20,129,959,934
  6. Step 6: Final answer
    x = 44,770,229,559.51

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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.