Home / 998,743,735.44-1,496,479,639.68-531,909,514.80

Finding the Fourth Proportional to 998,743,735.44, 1,496,479,639.68 and 531,909,514.80

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Solution

The fourth proportional to 998,743,735.44, 1,496,479,639.68 and 531,909,514.80 is: 796,992,993.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,743,735.44 : 1,496,479,639.68 = 531,909,514.80 : x
  2. Step 2: Convert to fraction form
    998,743,735.44/1,496,479,639.68 = 531,909,514.80/x
  3. Step 3: Cross multiply
    998,743,735.44x = 1,496,479,639.68 × 531,909,514.80
  4. Step 4: Simplify right side
    998,743,735.44x = 795,991,759,050,267,648
  5. Step 5: Solve for x
    x = 795,991,759,050,267,648/998,743,735.44
  6. Step 6: Final answer
    x = 796,992,993.10

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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.