Home / 198,511,998.60-297,768,105.90-62,208,049.80

Finding the Fourth Proportional to 198,511,998.60, 297,768,105.90 and 62,208,049.80

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Solution

The fourth proportional to 198,511,998.60, 297,768,105.90 and 62,208,049.80 is: 93,312,108.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,511,998.60 : 297,768,105.90 = 62,208,049.80 : x
  2. Step 2: Convert to fraction form
    198,511,998.60/297,768,105.90 = 62,208,049.80/x
  3. Step 3: Cross multiply
    198,511,998.60x = 297,768,105.90 × 62,208,049.80
  4. Step 4: Simplify right side
    198,511,998.60x = 18,523,573,160,678,872
  5. Step 5: Solve for x
    x = 18,523,573,160,678,872/198,511,998.60
  6. Step 6: Final answer
    x = 93,312,108.54

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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.