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Finding the Third Proportional to 18,525,640,863 and 28,625,186,649

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Solution

The third proportional to 18,525,640,863 and 28,625,186,649 is: 44,230,659,373.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,525,640,863 : 28,625,186,649 = 28,625,186,649 : x
  2. Step 2: Convert to fraction form
    18,525,640,863/28,625,186,649 = 28,625,186,649/x
  3. Step 3: Cross multiply
    18,525,640,863x = 28,625,186,649 × 28,625,186,649
  4. Step 4: Simplify right side
    18,525,640,863x = 819,401,310,690,087,796,736
  5. Step 5: Solve for x
    x = 819,401,310,690,087,796,736/18,525,640,863
  6. Step 6: Final answer
    x = 44,230,659,373.66

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.