Home / 499,573,514.23-689,419,611.53-273,508,726.12

Finding the Fourth Proportional to 499,573,514.23, 689,419,611.53 and 273,508,726.12

Calculator

Solution

The fourth proportional to 499,573,514.23, 689,419,611.53 and 273,508,726.12 is: 377,446,510.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,573,514.23 : 689,419,611.53 = 273,508,726.12 : x
  2. Step 2: Convert to fraction form
    499,573,514.23/689,419,611.53 = 273,508,726.12/x
  3. Step 3: Cross multiply
    499,573,514.23x = 689,419,611.53 × 273,508,726.12
  4. Step 4: Simplify right side
    499,573,514.23x = 188,562,279,711,209,760
  5. Step 5: Solve for x
    x = 188,562,279,711,209,760/499,573,514.23
  6. Step 6: Final answer
    x = 377,446,510.55

Related Problems

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.