Home / 205,902,302.70-308,853,206.19-52,548,375.54

Finding the Fourth Proportional to 205,902,302.70, 308,853,206.19 and 52,548,375.54

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Solution

The fourth proportional to 205,902,302.70, 308,853,206.19 and 52,548,375.54 is: 78,822,500.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,902,302.70 : 308,853,206.19 = 52,548,375.54 : x
  2. Step 2: Convert to fraction form
    205,902,302.70/308,853,206.19 = 52,548,375.54/x
  3. Step 3: Cross multiply
    205,902,302.70x = 308,853,206.19 × 52,548,375.54
  4. Step 4: Simplify right side
    205,902,302.70x = 16,229,734,265,605,172
  5. Step 5: Solve for x
    x = 16,229,734,265,605,172/205,902,302.70
  6. Step 6: Final answer
    x = 78,822,500.05

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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.