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Finding the Third Proportional to 248,451,198 and 538,308,531.75

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Solution

The third proportional to 248,451,198 and 538,308,531.75 is: 1,166,329,958.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,451,198 : 538,308,531.75 = 538,308,531.75 : x
  2. Step 2: Convert to fraction form
    248,451,198/538,308,531.75 = 538,308,531.75/x
  3. Step 3: Cross multiply
    248,451,198x = 538,308,531.75 × 538,308,531.75
  4. Step 4: Simplify right side
    248,451,198x = 289,776,075,354,840,768
  5. Step 5: Solve for x
    x = 289,776,075,354,840,768/248,451,198
  6. Step 6: Final answer
    x = 1,166,329,958.11

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.