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Finding the Third Proportional to 69,894,335 and 109,404,678

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Solution

The third proportional to 69,894,335 and 109,404,678 is: 171,249,695.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,894,335 : 109,404,678 = 109,404,678 : x
  2. Step 2: Convert to fraction form
    69,894,335/109,404,678 = 109,404,678/x
  3. Step 3: Cross multiply
    69,894,335x = 109,404,678 × 109,404,678
  4. Step 4: Simplify right side
    69,894,335x = 11,969,383,568,283,684
  5. Step 5: Solve for x
    x = 11,969,383,568,283,684/69,894,335
  6. Step 6: Final answer
    x = 171,249,695.25

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These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.