Home / 198,815,504,945.54-298,223,260,891.28-47,721,806,304.12

Finding the Fourth Proportional to 198,815,504,945.54, 298,223,260,891.28 and 47,721,806,304.12

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Solution

The fourth proportional to 198,815,504,945.54, 298,223,260,891.28 and 47,721,806,304.12 is: 71,582,710,289.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,815,504,945.54 : 298,223,260,891.28 = 47,721,806,304.12 : x
  2. Step 2: Convert to fraction form
    198,815,504,945.54/298,223,260,891.28 = 47,721,806,304.12/x
  3. Step 3: Cross multiply
    198,815,504,945.54x = 298,223,260,891.28 × 47,721,806,304.12
  4. Step 4: Simplify right side
    198,815,504,945.54x = 14,231,752,691,636,712,243,200
  5. Step 5: Solve for x
    x = 14,231,752,691,636,712,243,200/198,815,504,945.54
  6. Step 6: Final answer
    x = 71,582,710,289.80

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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.