Home / 295,557,112.96-407,851,286.26-163,390,227.56

Finding the Fourth Proportional to 295,557,112.96, 407,851,286.26 and 163,390,227.56

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Solution

The fourth proportional to 295,557,112.96, 407,851,286.26 and 163,390,227.56 is: 225,468,823.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,557,112.96 : 407,851,286.26 = 163,390,227.56 : x
  2. Step 2: Convert to fraction form
    295,557,112.96/407,851,286.26 = 163,390,227.56/x
  3. Step 3: Cross multiply
    295,557,112.96x = 407,851,286.26 × 163,390,227.56
  4. Step 4: Simplify right side
    295,557,112.96x = 66,638,914,472,660,104
  5. Step 5: Solve for x
    x = 66,638,914,472,660,104/295,557,112.96
  6. Step 6: Final answer
    x = 225,468,823.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.