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Finding the Third Proportional to 57,147,718 and 86,257,250

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Solution

The third proportional to 57,147,718 and 86,257,250 is: 130,194,405.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,147,718 : 86,257,250 = 86,257,250 : x
  2. Step 2: Convert to fraction form
    57,147,718/86,257,250 = 86,257,250/x
  3. Step 3: Cross multiply
    57,147,718x = 86,257,250 × 86,257,250
  4. Step 4: Simplify right side
    57,147,718x = 7,440,313,177,562,500
  5. Step 5: Solve for x
    x = 7,440,313,177,562,500/57,147,718
  6. Step 6: Final answer
    x = 130,194,405.62

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.