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Finding the Third Proportional to 54,759,568 and 81,968,766

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Solution

The third proportional to 54,759,568 and 81,968,766 is: 122,697,801.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,759,568 : 81,968,766 = 81,968,766 : x
  2. Step 2: Convert to fraction form
    54,759,568/81,968,766 = 81,968,766/x
  3. Step 3: Cross multiply
    54,759,568x = 81,968,766 × 81,968,766
  4. Step 4: Simplify right side
    54,759,568x = 6,718,878,599,562,756
  5. Step 5: Solve for x
    x = 6,718,878,599,562,756/54,759,568
  6. Step 6: Final answer
    x = 122,697,801.41

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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.