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Finding the Third Proportional to 18,779,045 and 41,144,770

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Solution

The third proportional to 18,779,045 and 41,144,770 is: 90,147,933.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,779,045 : 41,144,770 = 41,144,770 : x
  2. Step 2: Convert to fraction form
    18,779,045/41,144,770 = 41,144,770/x
  3. Step 3: Cross multiply
    18,779,045x = 41,144,770 × 41,144,770
  4. Step 4: Simplify right side
    18,779,045x = 1,692,892,098,352,900
  5. Step 5: Solve for x
    x = 1,692,892,098,352,900/18,779,045
  6. Step 6: Final answer
    x = 90,147,933.42

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.