Home / 350,555,805.80-483,778,479.72-191,782,245.47

Finding the Fourth Proportional to 350,555,805.80, 483,778,479.72 and 191,782,245.47

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Solution

The fourth proportional to 350,555,805.80, 483,778,479.72 and 191,782,245.47 is: 264,665,772.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,555,805.80 : 483,778,479.72 = 191,782,245.47 : x
  2. Step 2: Convert to fraction form
    350,555,805.80/483,778,479.72 = 191,782,245.47/x
  3. Step 3: Cross multiply
    350,555,805.80x = 483,778,479.72 × 191,782,245.47
  4. Step 4: Simplify right side
    350,555,805.80x = 92,780,123,150,764,464
  5. Step 5: Solve for x
    x = 92,780,123,150,764,464/350,555,805.80
  6. Step 6: Final answer
    x = 264,665,772.51

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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.