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Finding the Third Proportional to 25,167,969 and 55,137,987

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Solution

The third proportional to 25,167,969 and 55,137,987 is: 120,796,303.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,167,969 : 55,137,987 = 55,137,987 : x
  2. Step 2: Convert to fraction form
    25,167,969/55,137,987 = 55,137,987/x
  3. Step 3: Cross multiply
    25,167,969x = 55,137,987 × 55,137,987
  4. Step 4: Simplify right side
    25,167,969x = 3,040,197,610,412,169
  5. Step 5: Solve for x
    x = 3,040,197,610,412,169/25,167,969
  6. Step 6: Final answer
    x = 120,796,303.05

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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.