Home / 216,514,138.80-324,771,208.20-101,722,882.80

Finding the Fourth Proportional to 216,514,138.80, 324,771,208.20 and 101,722,882.80

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Solution

The fourth proportional to 216,514,138.80, 324,771,208.20 and 101,722,882.80 is: 152,584,324.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,514,138.80 : 324,771,208.20 = 101,722,882.80 : x
  2. Step 2: Convert to fraction form
    216,514,138.80/324,771,208.20 = 101,722,882.80/x
  3. Step 3: Cross multiply
    216,514,138.80x = 324,771,208.20 × 101,722,882.80
  4. Step 4: Simplify right side
    216,514,138.80x = 33,036,663,548,542,996
  5. Step 5: Solve for x
    x = 33,036,663,548,542,996/216,514,138.80
  6. Step 6: Final answer
    x = 152,584,324.20

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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.