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Finding the Third Proportional to 18,236,532 and 39,499,324

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Solution

The third proportional to 18,236,532 and 39,499,324 is: 85,553,360.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,236,532 : 39,499,324 = 39,499,324 : x
  2. Step 2: Convert to fraction form
    18,236,532/39,499,324 = 39,499,324/x
  3. Step 3: Cross multiply
    18,236,532x = 39,499,324 × 39,499,324
  4. Step 4: Simplify right side
    18,236,532x = 1,560,196,596,456,976
  5. Step 5: Solve for x
    x = 1,560,196,596,456,976/18,236,532
  6. Step 6: Final answer
    x = 85,553,360.50

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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.