Home / 472,392,032.80-708,588,049.20-326,517,383.20

Finding the Fourth Proportional to 472,392,032.80, 708,588,049.20 and 326,517,383.20

Calculator

Solution

The fourth proportional to 472,392,032.80, 708,588,049.20 and 326,517,383.20 is: 489,776,074.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,392,032.80 : 708,588,049.20 = 326,517,383.20 : x
  2. Step 2: Convert to fraction form
    472,392,032.80/708,588,049.20 = 326,517,383.20/x
  3. Step 3: Cross multiply
    472,392,032.80x = 708,588,049.20 × 326,517,383.20
  4. Step 4: Simplify right side
    472,392,032.80x = 231,366,315,591,576,864
  5. Step 5: Solve for x
    x = 231,366,315,591,576,864/472,392,032.80
  6. Step 6: Final answer
    x = 489,776,074.80

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.