Home / 353,737,540.80-531,153,741.60-192,494,404.80

Finding the Fourth Proportional to 353,737,540.80, 531,153,741.60 and 192,494,404.80

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Solution

The fourth proportional to 353,737,540.80, 531,153,741.60 and 192,494,404.80 is: 289,039,504.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,737,540.80 : 531,153,741.60 = 192,494,404.80 : x
  2. Step 2: Convert to fraction form
    353,737,540.80/531,153,741.60 = 192,494,404.80/x
  3. Step 3: Cross multiply
    353,737,540.80x = 531,153,741.60 × 192,494,404.80
  4. Step 4: Simplify right side
    353,737,540.80x = 102,244,123,346,585,008
  5. Step 5: Solve for x
    x = 102,244,123,346,585,008/353,737,540.80
  6. Step 6: Final answer
    x = 289,039,504.02

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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.