Home / 297,040,633.12-445,560,337.20-167,589,478.72

Finding the Fourth Proportional to 297,040,633.12, 445,560,337.20 and 167,589,478.72

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Solution

The fourth proportional to 297,040,633.12, 445,560,337.20 and 167,589,478.72 is: 251,383,872.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,040,633.12 : 445,560,337.20 = 167,589,478.72 : x
  2. Step 2: Convert to fraction form
    297,040,633.12/445,560,337.20 = 167,589,478.72/x
  3. Step 3: Cross multiply
    297,040,633.12x = 445,560,337.20 × 167,589,478.72
  4. Step 4: Simplify right side
    297,040,633.12x = 74,671,224,649,655,424
  5. Step 5: Solve for x
    x = 74,671,224,649,655,424/297,040,633.12
  6. Step 6: Final answer
    x = 251,383,872.52

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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.