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Finding the Third Proportional to 18,525,640,855.50 and 28,625,186,639.25

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Solution

The third proportional to 18,525,640,855.50 and 28,625,186,639.25 is: 44,230,659,361.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,525,640,855.50 : 28,625,186,639.25 = 28,625,186,639.25 : x
  2. Step 2: Convert to fraction form
    18,525,640,855.50/28,625,186,639.25 = 28,625,186,639.25/x
  3. Step 3: Cross multiply
    18,525,640,855.50x = 28,625,186,639.25 × 28,625,186,639.25
  4. Step 4: Simplify right side
    18,525,640,855.50x = 819,401,310,131,896,713,216
  5. Step 5: Solve for x
    x = 819,401,310,131,896,713,216/18,525,640,855.50
  6. Step 6: Final answer
    x = 44,230,659,361.43

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1.5x scale

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.