Home / 216,797,568.48-325,196,814.96-152,389,578.24

Finding the Fourth Proportional to 216,797,568.48, 325,196,814.96 and 152,389,578.24

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Solution

The fourth proportional to 216,797,568.48, 325,196,814.96 and 152,389,578.24 is: 228,584,692.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,797,568.48 : 325,196,814.96 = 152,389,578.24 : x
  2. Step 2: Convert to fraction form
    216,797,568.48/325,196,814.96 = 152,389,578.24/x
  3. Step 3: Cross multiply
    216,797,568.48x = 325,196,814.96 × 152,389,578.24
  4. Step 4: Simplify right side
    216,797,568.48x = 49,556,605,476,745,720
  5. Step 5: Solve for x
    x = 49,556,605,476,745,720/216,797,568.48
  6. Step 6: Final answer
    x = 228,584,692.27

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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.