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Finding the Third Proportional to 8,633,215,592 and 18,786,633,468

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Solution

The third proportional to 8,633,215,592 and 18,786,633,468 is: 40,881,360,288.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,633,215,592 : 18,786,633,468 = 18,786,633,468 : x
  2. Step 2: Convert to fraction form
    8,633,215,592/18,786,633,468 = 18,786,633,468/x
  3. Step 3: Cross multiply
    8,633,215,592x = 18,786,633,468 × 18,786,633,468
  4. Step 4: Simplify right side
    8,633,215,592x = 352,937,597,060,977,721,344
  5. Step 5: Solve for x
    x = 352,937,597,060,977,721,344/8,633,215,592
  6. Step 6: Final answer
    x = 40,881,360,288.05

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.