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Finding the Third Proportional to 18,580,797 and 40,009,068

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Solution

The third proportional to 18,580,797 and 40,009,068 is: 86,149,454.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,580,797 : 40,009,068 = 40,009,068 : x
  2. Step 2: Convert to fraction form
    18,580,797/40,009,068 = 40,009,068/x
  3. Step 3: Cross multiply
    18,580,797x = 40,009,068 × 40,009,068
  4. Step 4: Simplify right side
    18,580,797x = 1,600,725,522,228,624
  5. Step 5: Solve for x
    x = 1,600,725,522,228,624/18,580,797
  6. Step 6: Final answer
    x = 86,149,454.31

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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.