Home / 237,172,321.20-355,227,640.20-194,704,993.20

Finding the Fourth Proportional to 237,172,321.20, 355,227,640.20 and 194,704,993.20

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Solution

The fourth proportional to 237,172,321.20, 355,227,640.20 and 194,704,993.20 is: 291,621,699.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,172,321.20 : 355,227,640.20 = 194,704,993.20 : x
  2. Step 2: Convert to fraction form
    237,172,321.20/355,227,640.20 = 194,704,993.20/x
  3. Step 3: Cross multiply
    237,172,321.20x = 355,227,640.20 × 194,704,993.20
  4. Step 4: Simplify right side
    237,172,321.20x = 69,164,595,269,593,040
  5. Step 5: Solve for x
    x = 69,164,595,269,593,040/237,172,321.20
  6. Step 6: Final answer
    x = 291,621,699.02

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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.