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Finding the Third Proportional to 42,377,622 and 91,473,708

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Solution

The third proportional to 42,377,622 and 91,473,708 is: 197,449,475.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,377,622 : 91,473,708 = 91,473,708 : x
  2. Step 2: Convert to fraction form
    42,377,622/91,473,708 = 91,473,708/x
  3. Step 3: Cross multiply
    42,377,622x = 91,473,708 × 91,473,708
  4. Step 4: Simplify right side
    42,377,622x = 8,367,439,255,269,264
  5. Step 5: Solve for x
    x = 8,367,439,255,269,264/42,377,622
  6. Step 6: Final answer
    x = 197,449,475.93

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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.