Home / 165,469,835.62-228,345,587.45-91,137,318.42

Finding the Fourth Proportional to 165,469,835.62, 228,345,587.45 and 91,137,318.42

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Solution

The fourth proportional to 165,469,835.62, 228,345,587.45 and 91,137,318.42 is: 125,767,965.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,469,835.62 : 228,345,587.45 = 91,137,318.42 : x
  2. Step 2: Convert to fraction form
    165,469,835.62/228,345,587.45 = 91,137,318.42/x
  3. Step 3: Cross multiply
    165,469,835.62x = 228,345,587.45 × 91,137,318.42
  4. Step 4: Simplify right side
    165,469,835.62x = 20,810,804,512,776,920
  5. Step 5: Solve for x
    x = 20,810,804,512,776,920/165,469,835.62
  6. Step 6: Final answer
    x = 125,767,965.11

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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.