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Finding the Third Proportional to 7,893,450,538 and 17,551,749,386

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Solution

The third proportional to 7,893,450,538 and 17,551,749,386 is: 39,027,787,027.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,893,450,538 : 17,551,749,386 = 17,551,749,386 : x
  2. Step 2: Convert to fraction form
    7,893,450,538/17,551,749,386 = 17,551,749,386/x
  3. Step 3: Cross multiply
    7,893,450,538x = 17,551,749,386 × 17,551,749,386
  4. Step 4: Simplify right side
    7,893,450,538x = 308,063,906,508,951,388,160
  5. Step 5: Solve for x
    x = 308,063,906,508,951,388,160/7,893,450,538
  6. Step 6: Final answer
    x = 39,027,787,027.47

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.