Home / 205,902,321.80-308,853,234.83-52,548,394.64

Finding the Fourth Proportional to 205,902,321.80, 308,853,234.83 and 52,548,394.64

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Solution

The fourth proportional to 205,902,321.80, 308,853,234.83 and 52,548,394.64 is: 78,822,528.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,902,321.80 : 308,853,234.83 = 52,548,394.64 : x
  2. Step 2: Convert to fraction form
    205,902,321.80/308,853,234.83 = 52,548,394.64/x
  3. Step 3: Cross multiply
    205,902,321.80x = 308,853,234.83 × 52,548,394.64
  4. Step 4: Simplify right side
    205,902,321.80x = 16,229,741,668,274,536
  5. Step 5: Solve for x
    x = 16,229,741,668,274,536/205,902,321.80
  6. Step 6: Final answer
    x = 78,822,528.70

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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.