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Finding the Third Proportional to 53,641,656 and 82,555,173

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Solution

The third proportional to 53,641,656 and 82,555,173 is: 127,053,433.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,641,656 : 82,555,173 = 82,555,173 : x
  2. Step 2: Convert to fraction form
    53,641,656/82,555,173 = 82,555,173/x
  3. Step 3: Cross multiply
    53,641,656x = 82,555,173 × 82,555,173
  4. Step 4: Simplify right side
    53,641,656x = 6,815,356,589,059,929
  5. Step 5: Solve for x
    x = 6,815,356,589,059,929/53,641,656
  6. Step 6: Final answer
    x = 127,053,433.79

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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.