Home / 163,181,325.88-244,618,104.61-81,222,716.26

Finding the Fourth Proportional to 163,181,325.88, 244,618,104.61 and 81,222,716.26

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Solution

The fourth proportional to 163,181,325.88, 244,618,104.61 and 81,222,716.26 is: 121,757,479.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,181,325.88 : 244,618,104.61 = 81,222,716.26 : x
  2. Step 2: Convert to fraction form
    163,181,325.88/244,618,104.61 = 81,222,716.26/x
  3. Step 3: Cross multiply
    163,181,325.88x = 244,618,104.61 × 81,222,716.26
  4. Step 4: Simplify right side
    163,181,325.88x = 19,868,546,902,797,032
  5. Step 5: Solve for x
    x = 19,868,546,902,797,032/163,181,325.88
  6. Step 6: Final answer
    x = 121,757,479.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.