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Finding the Third Proportional to 54,287,192 and 118,328,943

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Solution

The third proportional to 54,287,192 and 118,328,943 is: 257,919,745.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,287,192 : 118,328,943 = 118,328,943 : x
  2. Step 2: Convert to fraction form
    54,287,192/118,328,943 = 118,328,943/x
  3. Step 3: Cross multiply
    54,287,192x = 118,328,943 × 118,328,943
  4. Step 4: Simplify right side
    54,287,192x = 14,001,738,751,497,248
  5. Step 5: Solve for x
    x = 14,001,738,751,497,248/54,287,192
  6. Step 6: Final answer
    x = 257,919,745.63

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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.