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Finding the Third Proportional to 63,669,350 and 137,504,812

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Solution

The third proportional to 63,669,350 and 137,504,812 is: 296,965,075.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,669,350 : 137,504,812 = 137,504,812 : x
  2. Step 2: Convert to fraction form
    63,669,350/137,504,812 = 137,504,812/x
  3. Step 3: Cross multiply
    63,669,350x = 137,504,812 × 137,504,812
  4. Step 4: Simplify right side
    63,669,350x = 18,907,573,323,155,344
  5. Step 5: Solve for x
    x = 18,907,573,323,155,344/63,669,350
  6. Step 6: Final answer
    x = 296,965,075.40

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.