Home / 490,187,350.92-676,482,475.29-275,673,495.55

Finding the Fourth Proportional to 490,187,350.92, 676,482,475.29 and 275,673,495.55

Calculator

Solution

The fourth proportional to 490,187,350.92, 676,482,475.29 and 275,673,495.55 is: 380,442,882.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,187,350.92 : 676,482,475.29 = 275,673,495.55 : x
  2. Step 2: Convert to fraction form
    490,187,350.92/676,482,475.29 = 275,673,495.55/x
  3. Step 3: Cross multiply
    490,187,350.92x = 676,482,475.29 × 275,673,495.55
  4. Step 4: Simplify right side
    490,187,350.92x = 186,488,288,643,891,200
  5. Step 5: Solve for x
    x = 186,488,288,643,891,200/490,187,350.92
  6. Step 6: Final answer
    x = 380,442,882.29

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.