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Finding the Third Proportional to 54,621,421 and 117,033,841

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Solution

The third proportional to 54,621,421 and 117,033,841 is: 250,760,959.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,621,421 : 117,033,841 = 117,033,841 : x
  2. Step 2: Convert to fraction form
    54,621,421/117,033,841 = 117,033,841/x
  3. Step 3: Cross multiply
    54,621,421x = 117,033,841 × 117,033,841
  4. Step 4: Simplify right side
    54,621,421x = 13,696,919,939,213,280
  5. Step 5: Solve for x
    x = 13,696,919,939,213,280/54,621,421
  6. Step 6: Final answer
    x = 250,760,959.50

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.