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Finding the Third Proportional to 91,370,847 and 199,485,195

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Solution

The third proportional to 91,370,847 and 199,485,195 is: 435,525,600.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,370,847 : 199,485,195 = 199,485,195 : x
  2. Step 2: Convert to fraction form
    91,370,847/199,485,195 = 199,485,195/x
  3. Step 3: Cross multiply
    91,370,847x = 199,485,195 × 199,485,195
  4. Step 4: Simplify right side
    91,370,847x = 39,794,343,024,188,024
  5. Step 5: Solve for x
    x = 39,794,343,024,188,024/91,370,847
  6. Step 6: Final answer
    x = 435,525,600.68

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.