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Finding the Third Proportional to 18,388,430.44 and 40,363,548.19

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Solution

The third proportional to 18,388,430.44 and 40,363,548.19 is: 88,600,059.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,388,430.44 : 40,363,548.19 = 40,363,548.19 : x
  2. Step 2: Convert to fraction form
    18,388,430.44/40,363,548.19 = 40,363,548.19/x
  3. Step 3: Cross multiply
    18,388,430.44x = 40,363,548.19 × 40,363,548.19
  4. Step 4: Simplify right side
    18,388,430.44x = 1,629,216,022,284,634.50
  5. Step 5: Solve for x
    x = 1,629,216,022,284,634.50/18,388,430.44
  6. Step 6: Final answer
    x = 88,600,059.03

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.