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Finding the Third Proportional to 54,250,440 and 81,375,768

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Solution

The third proportional to 54,250,440 and 81,375,768 is: 122,063,814.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,250,440 : 81,375,768 = 81,375,768 : x
  2. Step 2: Convert to fraction form
    54,250,440/81,375,768 = 81,375,768/x
  3. Step 3: Cross multiply
    54,250,440x = 81,375,768 × 81,375,768
  4. Step 4: Simplify right side
    54,250,440x = 6,622,015,617,589,824
  5. Step 5: Solve for x
    x = 6,622,015,617,589,824/54,250,440
  6. Step 6: Final answer
    x = 122,063,814.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.