Home / 108,603,234.40-162,908,788.20-31,934,012.80

Finding the Fourth Proportional to 108,603,234.40, 162,908,788.20 and 31,934,012.80

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Solution

The fourth proportional to 108,603,234.40, 162,908,788.20 and 31,934,012.80 is: 47,902,176.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,603,234.40 : 162,908,788.20 = 31,934,012.80 : x
  2. Step 2: Convert to fraction form
    108,603,234.40/162,908,788.20 = 31,934,012.80/x
  3. Step 3: Cross multiply
    108,603,234.40x = 162,908,788.20 × 31,934,012.80
  4. Step 4: Simplify right side
    108,603,234.40x = 5,202,331,327,611,289
  5. Step 5: Solve for x
    x = 5,202,331,327,611,289/108,603,234.40
  6. Step 6: Final answer
    x = 47,902,176.73

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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.