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Finding the Third Proportional to 53,980,464 and 117,544,856

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Solution

The third proportional to 53,980,464 and 117,544,856 is: 255,959,140.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,980,464 : 117,544,856 = 117,544,856 : x
  2. Step 2: Convert to fraction form
    53,980,464/117,544,856 = 117,544,856/x
  3. Step 3: Cross multiply
    53,980,464x = 117,544,856 × 117,544,856
  4. Step 4: Simplify right side
    53,980,464x = 13,816,793,172,060,736
  5. Step 5: Solve for x
    x = 13,816,793,172,060,736/53,980,464
  6. Step 6: Final answer
    x = 255,959,140.55

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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.