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Finding the Third Proportional to 54,682,488 and 129,083,168

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Solution

The third proportional to 54,682,488 and 129,083,168 is: 304,712,987.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,682,488 : 129,083,168 = 129,083,168 : x
  2. Step 2: Convert to fraction form
    54,682,488/129,083,168 = 129,083,168/x
  3. Step 3: Cross multiply
    54,682,488x = 129,083,168 × 129,083,168
  4. Step 4: Simplify right side
    54,682,488x = 16,662,464,260,916,224
  5. Step 5: Solve for x
    x = 16,662,464,260,916,224/54,682,488
  6. Step 6: Final answer
    x = 304,712,987.11

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.