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Finding the Third Proportional to 41,798,172 and 90,571,512

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Solution

The third proportional to 41,798,172 and 90,571,512 is: 196,257,357.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,798,172 : 90,571,512 = 90,571,512 : x
  2. Step 2: Convert to fraction form
    41,798,172/90,571,512 = 90,571,512/x
  3. Step 3: Cross multiply
    41,798,172x = 90,571,512 × 90,571,512
  4. Step 4: Simplify right side
    41,798,172x = 8,203,198,785,966,144
  5. Step 5: Solve for x
    x = 8,203,198,785,966,144/41,798,172
  6. Step 6: Final answer
    x = 196,257,357.52

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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.