Home / 220,470,777.27-330,707,032.50-89,315,530.23

Finding the Fourth Proportional to 220,470,777.27, 330,707,032.50 and 89,315,530.23

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Solution

The fourth proportional to 220,470,777.27, 330,707,032.50 and 89,315,530.23 is: 133,973,646.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,470,777.27 : 330,707,032.50 = 89,315,530.23 : x
  2. Step 2: Convert to fraction form
    220,470,777.27/330,707,032.50 = 89,315,530.23/x
  3. Step 3: Cross multiply
    220,470,777.27x = 330,707,032.50 × 89,315,530.23
  4. Step 4: Simplify right side
    220,470,777.27x = 29,537,273,958,527,344
  5. Step 5: Solve for x
    x = 29,537,273,958,527,344/220,470,777.27
  6. Step 6: Final answer
    x = 133,973,646.41

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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.