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Finding the Third Proportional to 63,862,665.75 and 139,815,600.75

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Solution

The third proportional to 63,862,665.75 and 139,815,600.75 is: 306,100,629.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,862,665.75 : 139,815,600.75 = 139,815,600.75 : x
  2. Step 2: Convert to fraction form
    63,862,665.75/139,815,600.75 = 139,815,600.75/x
  3. Step 3: Cross multiply
    63,862,665.75x = 139,815,600.75 × 139,815,600.75
  4. Step 4: Simplify right side
    63,862,665.75x = 19,548,402,213,083,400
  5. Step 5: Solve for x
    x = 19,548,402,213,083,400/63,862,665.75
  6. Step 6: Final answer
    x = 306,100,629.90

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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.