Home / 71,987,809.20-107,981,713.80-71,987,809.20

Finding the Fourth Proportional to 71,987,809.20, 107,981,713.80 and 71,987,809.20

Calculator

Solution

The fourth proportional to 71,987,809.20, 107,981,713.80 and 71,987,809.20 is: 107,981,713.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,987,809.20 : 107,981,713.80 = 71,987,809.20 : x
  2. Step 2: Convert to fraction form
    71,987,809.20/107,981,713.80 = 71,987,809.20/x
  3. Step 3: Cross multiply
    71,987,809.20x = 107,981,713.80 × 71,987,809.20
  4. Step 4: Simplify right side
    71,987,809.20x = 7,773,367,010,123,407
  5. Step 5: Solve for x
    x = 7,773,367,010,123,407/71,987,809.20
  6. Step 6: Final answer
    x = 107,981,713.80

Related Problems

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.