Home / 791,737,400.10-1,188,172,970.55-332,005,505.70

Finding the Fourth Proportional to 791,737,400.10, 1,188,172,970.55 and 332,005,505.70

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Solution

The fourth proportional to 791,737,400.10, 1,188,172,970.55 and 332,005,505.70 is: 498,245,968.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,737,400.10 : 1,188,172,970.55 = 332,005,505.70 : x
  2. Step 2: Convert to fraction form
    791,737,400.10/1,188,172,970.55 = 332,005,505.70/x
  3. Step 3: Cross multiply
    791,737,400.10x = 1,188,172,970.55 × 332,005,505.70
  4. Step 4: Simplify right side
    791,737,400.10x = 394,479,967,946,523,904
  5. Step 5: Solve for x
    x = 394,479,967,946,523,904/791,737,400.10
  6. Step 6: Final answer
    x = 498,245,968.80

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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.