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Finding the Third Proportional to 61,276,608 and 132,765,288

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Solution

The third proportional to 61,276,608 and 132,765,288 is: 287,656,616.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,276,608 : 132,765,288 = 132,765,288 : x
  2. Step 2: Convert to fraction form
    61,276,608/132,765,288 = 132,765,288/x
  3. Step 3: Cross multiply
    61,276,608x = 132,765,288 × 132,765,288
  4. Step 4: Simplify right side
    61,276,608x = 17,626,621,697,722,944
  5. Step 5: Solve for x
    x = 17,626,621,697,722,944/61,276,608
  6. Step 6: Final answer
    x = 287,656,616.01

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.