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Finding the Third Proportional to 9,495,976,420 and 20,220,112,988

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Solution

The third proportional to 9,495,976,420 and 20,220,112,988 is: 43,055,390,110.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,495,976,420 : 20,220,112,988 = 20,220,112,988 : x
  2. Step 2: Convert to fraction form
    9,495,976,420/20,220,112,988 = 20,220,112,988/x
  3. Step 3: Cross multiply
    9,495,976,420x = 20,220,112,988 × 20,220,112,988
  4. Step 4: Simplify right side
    9,495,976,420x = 408,852,969,247,486,312,448
  5. Step 5: Solve for x
    x = 408,852,969,247,486,312,448/9,495,976,420
  6. Step 6: Final answer
    x = 43,055,390,110.95

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.