Home / 547,702,765.85-821,592,124.82-220,178,408.87

Finding the Fourth Proportional to 547,702,765.85, 821,592,124.82 and 220,178,408.87

Calculator

Solution

The fourth proportional to 547,702,765.85, 821,592,124.82 and 220,178,408.87 is: 330,282,879.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,702,765.85 : 821,592,124.82 = 220,178,408.87 : x
  2. Step 2: Convert to fraction form
    547,702,765.85/821,592,124.82 = 220,178,408.87/x
  3. Step 3: Cross multiply
    547,702,765.85x = 821,592,124.82 × 220,178,408.87
  4. Step 4: Simplify right side
    547,702,765.85x = 180,896,846,782,990,048
  5. Step 5: Solve for x
    x = 180,896,846,782,990,048/547,702,765.85
  6. Step 6: Final answer
    x = 330,282,879.81

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.