Home / 543,528,574.22-815,231,806.50-150,111,329.88

Finding the Fourth Proportional to 543,528,574.22, 815,231,806.50 and 150,111,329.88

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Solution

The fourth proportional to 543,528,574.22, 815,231,806.50 and 150,111,329.88 is: 225,150,132.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,528,574.22 : 815,231,806.50 = 150,111,329.88 : x
  2. Step 2: Convert to fraction form
    543,528,574.22/815,231,806.50 = 150,111,329.88/x
  3. Step 3: Cross multiply
    543,528,574.22x = 815,231,806.50 × 150,111,329.88
  4. Step 4: Simplify right side
    543,528,574.22x = 122,375,530,634,189,824
  5. Step 5: Solve for x
    x = 122,375,530,634,189,824/543,528,574.22
  6. Step 6: Final answer
    x = 225,150,132.74

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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.