Home / 237,856,720.42-328,383,002.30-149,826,176.02

Finding the Fourth Proportional to 237,856,720.42, 328,383,002.30 and 149,826,176.02

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Solution

The fourth proportional to 237,856,720.42, 328,383,002.30 and 149,826,176.02 is: 206,848,767.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,856,720.42 : 328,383,002.30 = 149,826,176.02 : x
  2. Step 2: Convert to fraction form
    237,856,720.42/328,383,002.30 = 149,826,176.02/x
  3. Step 3: Cross multiply
    237,856,720.42x = 328,383,002.30 × 149,826,176.02
  4. Step 4: Simplify right side
    237,856,720.42x = 49,200,369,504,575,872
  5. Step 5: Solve for x
    x = 49,200,369,504,575,872/237,856,720.42
  6. Step 6: Final answer
    x = 206,848,767.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.