Home / 163,331,056.82-225,394,020.41-88,992,228.30

Finding the Fourth Proportional to 163,331,056.82, 225,394,020.41 and 88,992,228.30

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Solution

The fourth proportional to 163,331,056.82, 225,394,020.41 and 88,992,228.30 is: 122,807,728.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,331,056.82 : 225,394,020.41 = 88,992,228.30 : x
  2. Step 2: Convert to fraction form
    163,331,056.82/225,394,020.41 = 88,992,228.30/x
  3. Step 3: Cross multiply
    163,331,056.82x = 225,394,020.41 × 88,992,228.30
  4. Step 4: Simplify right side
    163,331,056.82x = 20,058,316,121,336,616
  5. Step 5: Solve for x
    x = 20,058,316,121,336,616/163,331,056.82
  6. Step 6: Final answer
    x = 122,807,728.75

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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.