Home / 206,780,029.83-285,398,785.04-123,197,123.79

Finding the Fourth Proportional to 206,780,029.83, 285,398,785.04 and 123,197,123.79

Calculator

Solution

The fourth proportional to 206,780,029.83, 285,398,785.04 and 123,197,123.79 is: 170,037,258.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,780,029.83 : 285,398,785.04 = 123,197,123.79 : x
  2. Step 2: Convert to fraction form
    206,780,029.83/285,398,785.04 = 123,197,123.79/x
  3. Step 3: Cross multiply
    206,780,029.83x = 285,398,785.04 × 123,197,123.79
  4. Step 4: Simplify right side
    206,780,029.83x = 35,160,309,449,472,500
  5. Step 5: Solve for x
    x = 35,160,309,449,472,500/206,780,029.83
  6. Step 6: Final answer
    x = 170,037,258.81

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.