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Finding the Third Proportional to 38,476,612,739 and 82,743,823,387

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Solution

The third proportional to 38,476,612,739 and 82,743,823,387 is: 177,940,307,665.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,476,612,739 : 82,743,823,387 = 82,743,823,387 : x
  2. Step 2: Convert to fraction form
    38,476,612,739/82,743,823,387 = 82,743,823,387/x
  3. Step 3: Cross multiply
    38,476,612,739x = 82,743,823,387 × 82,743,823,387
  4. Step 4: Simplify right side
    38,476,612,739x = 6,846,540,308,699,048,574,976
  5. Step 5: Solve for x
    x = 6,846,540,308,699,048,574,976/38,476,612,739
  6. Step 6: Final answer
    x = 177,940,307,665.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.