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Finding the Third Proportional to 54,418,893 and 118,403,359

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Solution

The third proportional to 54,418,893 and 118,403,359 is: 257,619,268.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,418,893 : 118,403,359 = 118,403,359 : x
  2. Step 2: Convert to fraction form
    54,418,893/118,403,359 = 118,403,359/x
  3. Step 3: Cross multiply
    54,418,893x = 118,403,359 × 118,403,359
  4. Step 4: Simplify right side
    54,418,893x = 14,019,355,422,482,880
  5. Step 5: Solve for x
    x = 14,019,355,422,482,880/54,418,893
  6. Step 6: Final answer
    x = 257,619,268.78

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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.