Home / 462,278,832.78-693,656,650.45-216,660,420.76

Finding the Fourth Proportional to 462,278,832.78, 693,656,650.45 and 216,660,420.76

Calculator

Solution

The fourth proportional to 462,278,832.78, 693,656,650.45 and 216,660,420.76 is: 325,102,364.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,278,832.78 : 693,656,650.45 = 216,660,420.76 : x
  2. Step 2: Convert to fraction form
    462,278,832.78/693,656,650.45 = 216,660,420.76/x
  3. Step 3: Cross multiply
    462,278,832.78x = 693,656,650.45 × 216,660,420.76
  4. Step 4: Simplify right side
    462,278,832.78x = 150,287,941,749,303,040
  5. Step 5: Solve for x
    x = 150,287,941,749,303,040/462,278,832.78
  6. Step 6: Final answer
    x = 325,102,364.83

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.