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Finding the Third Proportional to 18,458,199 and 40,237,722

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Solution

The third proportional to 18,458,199 and 40,237,722 is: 87,715,723.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,458,199 : 40,237,722 = 40,237,722 : x
  2. Step 2: Convert to fraction form
    18,458,199/40,237,722 = 40,237,722/x
  3. Step 3: Cross multiply
    18,458,199x = 40,237,722 × 40,237,722
  4. Step 4: Simplify right side
    18,458,199x = 1,619,074,271,749,284
  5. Step 5: Solve for x
    x = 1,619,074,271,749,284/18,458,199
  6. Step 6: Final answer
    x = 87,715,723.06

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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.