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Finding the Third Proportional to 18,391,922 and 43,354,893

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Solution

The third proportional to 18,391,922 and 43,354,893 is: 102,199,582.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,391,922 : 43,354,893 = 43,354,893 : x
  2. Step 2: Convert to fraction form
    18,391,922/43,354,893 = 43,354,893/x
  3. Step 3: Cross multiply
    18,391,922x = 43,354,893 × 43,354,893
  4. Step 4: Simplify right side
    18,391,922x = 1,879,646,747,041,449
  5. Step 5: Solve for x
    x = 1,879,646,747,041,449/18,391,922
  6. Step 6: Final answer
    x = 102,199,582.35

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.