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Finding the Third Proportional to 13,424,044,320 and 18,665,060,625

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Solution

The third proportional to 13,424,044,320 and 18,665,060,625 is: 25,952,274,875.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,424,044,320 : 18,665,060,625 = 18,665,060,625 : x
  2. Step 2: Convert to fraction form
    13,424,044,320/18,665,060,625 = 18,665,060,625/x
  3. Step 3: Cross multiply
    13,424,044,320x = 18,665,060,625 × 18,665,060,625
  4. Step 4: Simplify right side
    13,424,044,320x = 348,384,488,134,925,418,496
  5. Step 5: Solve for x
    x = 348,384,488,134,925,418,496/13,424,044,320
  6. Step 6: Final answer
    x = 25,952,274,875.60

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.