Home / 442,667,320.20-664,000,980.30-310,657,375.80

Finding the Fourth Proportional to 442,667,320.20, 664,000,980.30 and 310,657,375.80

Calculator

Solution

The fourth proportional to 442,667,320.20, 664,000,980.30 and 310,657,375.80 is: 465,986,063.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,667,320.20 : 664,000,980.30 = 310,657,375.80 : x
  2. Step 2: Convert to fraction form
    442,667,320.20/664,000,980.30 = 310,657,375.80/x
  3. Step 3: Cross multiply
    442,667,320.20x = 664,000,980.30 × 310,657,375.80
  4. Step 4: Simplify right side
    442,667,320.20x = 206,276,802,068,625,504
  5. Step 5: Solve for x
    x = 206,276,802,068,625,504/442,667,320.20
  6. Step 6: Final answer
    x = 465,986,063.70

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.