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Finding the Third Proportional to 19,915,959,110 and 40,631,940,487

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Solution

The third proportional to 19,915,959,110 and 40,631,940,487 is: 82,896,062,329.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,915,959,110 : 40,631,940,487 = 40,631,940,487 : x
  2. Step 2: Convert to fraction form
    19,915,959,110/40,631,940,487 = 40,631,940,487/x
  3. Step 3: Cross multiply
    19,915,959,110x = 40,631,940,487 × 40,631,940,487
  4. Step 4: Simplify right side
    19,915,959,110x = 1,650,954,587,739,109,720,064
  5. Step 5: Solve for x
    x = 1,650,954,587,739,109,720,064/19,915,959,110
  6. Step 6: Final answer
    x = 82,896,062,329.74

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.