Home / 198,511,995.60-297,768,101.40-62,208,046.80

Finding the Fourth Proportional to 198,511,995.60, 297,768,101.40 and 62,208,046.80

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Solution

The fourth proportional to 198,511,995.60, 297,768,101.40 and 62,208,046.80 is: 93,312,104.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,511,995.60 : 297,768,101.40 = 62,208,046.80 : x
  2. Step 2: Convert to fraction form
    198,511,995.60/297,768,101.40 = 62,208,046.80/x
  3. Step 3: Cross multiply
    198,511,995.60x = 297,768,101.40 × 62,208,046.80
  4. Step 4: Simplify right side
    198,511,995.60x = 18,523,571,987,438,344
  5. Step 5: Solve for x
    x = 18,523,571,987,438,344/198,511,995.60
  6. Step 6: Final answer
    x = 93,312,104.04

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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.