Home / 198,893,537.70-298,340,306.55-167,325,942.30

Finding the Fourth Proportional to 198,893,537.70, 298,340,306.55 and 167,325,942.30

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Solution

The fourth proportional to 198,893,537.70, 298,340,306.55 and 167,325,942.30 is: 250,988,913.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,893,537.70 : 298,340,306.55 = 167,325,942.30 : x
  2. Step 2: Convert to fraction form
    198,893,537.70/298,340,306.55 = 167,325,942.30/x
  3. Step 3: Cross multiply
    198,893,537.70x = 298,340,306.55 × 167,325,942.30
  4. Step 4: Simplify right side
    198,893,537.70x = 49,920,072,919,549,616
  5. Step 5: Solve for x
    x = 49,920,072,919,549,616/198,893,537.70
  6. Step 6: Final answer
    x = 250,988,913.45

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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.