Home / 483,327,007.20-724,990,510.80-299,660,997.60

Finding the Fourth Proportional to 483,327,007.20, 724,990,510.80 and 299,660,997.60

Calculator

Solution

The fourth proportional to 483,327,007.20, 724,990,510.80 and 299,660,997.60 is: 449,491,496.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,327,007.20 : 724,990,510.80 = 299,660,997.60 : x
  2. Step 2: Convert to fraction form
    483,327,007.20/724,990,510.80 = 299,660,997.60/x
  3. Step 3: Cross multiply
    483,327,007.20x = 724,990,510.80 × 299,660,997.60
  4. Step 4: Simplify right side
    483,327,007.20x = 217,251,379,716,861,568
  5. Step 5: Solve for x
    x = 217,251,379,716,861,568/483,327,007.20
  6. Step 6: Final answer
    x = 449,491,496.40

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.