Home / 216,448,796.38-324,784,819.11-101,445,022.30

Finding the Fourth Proportional to 216,448,796.38, 324,784,819.11 and 101,445,022.30

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Solution

The fourth proportional to 216,448,796.38, 324,784,819.11 and 101,445,022.30 is: 152,219,849.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,448,796.38 : 324,784,819.11 = 101,445,022.30 : x
  2. Step 2: Convert to fraction form
    216,448,796.38/324,784,819.11 = 101,445,022.30/x
  3. Step 3: Cross multiply
    216,448,796.38x = 324,784,819.11 × 101,445,022.30
  4. Step 4: Simplify right side
    216,448,796.38x = 32,947,803,216,883,872
  5. Step 5: Solve for x
    x = 32,947,803,216,883,872/216,448,796.38
  6. Step 6: Final answer
    x = 152,219,849.54

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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.