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Finding the Third Proportional to 20,089,987 and 43,604,815

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Solution

The third proportional to 20,089,987 and 43,604,815 is: 94,643,161.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,089,987 : 43,604,815 = 43,604,815 : x
  2. Step 2: Convert to fraction form
    20,089,987/43,604,815 = 43,604,815/x
  3. Step 3: Cross multiply
    20,089,987x = 43,604,815 × 43,604,815
  4. Step 4: Simplify right side
    20,089,987x = 1,901,379,891,184,225
  5. Step 5: Solve for x
    x = 1,901,379,891,184,225/20,089,987
  6. Step 6: Final answer
    x = 94,643,161.85

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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.