Home / 20,163,491,169.93-27,825,659,022.45-11,131,261,699.83

Finding the Fourth Proportional to 20,163,491,169.93, 27,825,659,022.45 and 11,131,261,699.83

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Solution

The fourth proportional to 20,163,491,169.93, 27,825,659,022.45 and 11,131,261,699.83 is: 15,361,163,894.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,163,491,169.93 : 27,825,659,022.45 = 11,131,261,699.83 : x
  2. Step 2: Convert to fraction form
    20,163,491,169.93/27,825,659,022.45 = 11,131,261,699.83/x
  3. Step 3: Cross multiply
    20,163,491,169.93x = 27,825,659,022.45 × 11,131,261,699.83
  4. Step 4: Simplify right side
    20,163,491,169.93x = 309,734,692,549,126,782,976
  5. Step 5: Solve for x
    x = 309,734,692,549,126,782,976/20,163,491,169.93
  6. Step 6: Final answer
    x = 15,361,163,894.63

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1.5x scale

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.