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Finding the Third Proportional to 57,531,474 and 123,600,852

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Solution

The third proportional to 57,531,474 and 123,600,852 is: 265,544,571.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,531,474 : 123,600,852 = 123,600,852 : x
  2. Step 2: Convert to fraction form
    57,531,474/123,600,852 = 123,600,852/x
  3. Step 3: Cross multiply
    57,531,474x = 123,600,852 × 123,600,852
  4. Step 4: Simplify right side
    57,531,474x = 15,277,170,615,125,904
  5. Step 5: Solve for x
    x = 15,277,170,615,125,904/57,531,474
  6. Step 6: Final answer
    x = 265,544,571.57

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.