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Finding the Third Proportional to 54,418,899.75 and 118,403,373

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Solution

The third proportional to 54,418,899.75 and 118,403,373 is: 257,619,297.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,418,899.75 : 118,403,373 = 118,403,373 : x
  2. Step 2: Convert to fraction form
    54,418,899.75/118,403,373 = 118,403,373/x
  3. Step 3: Cross multiply
    54,418,899.75x = 118,403,373 × 118,403,373
  4. Step 4: Simplify right side
    54,418,899.75x = 14,019,358,737,777,128
  5. Step 5: Solve for x
    x = 14,019,358,737,777,128/54,418,899.75
  6. Step 6: Final answer
    x = 257,619,297.75

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.