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Finding the Third Proportional to 80,662,074 and 123,983,415

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Solution

The third proportional to 80,662,074 and 123,983,415 is: 190,571,435.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,662,074 : 123,983,415 = 123,983,415 : x
  2. Step 2: Convert to fraction form
    80,662,074/123,983,415 = 123,983,415/x
  3. Step 3: Cross multiply
    80,662,074x = 123,983,415 × 123,983,415
  4. Step 4: Simplify right side
    80,662,074x = 15,371,887,195,062,224
  5. Step 5: Solve for x
    x = 15,371,887,195,062,224/80,662,074
  6. Step 6: Final answer
    x = 190,571,435.03

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.