Home / 7,929,970,813.47-11,896,311,372.87-3,269,297,016.39

Finding the Fourth Proportional to 7,929,970,813.47, 11,896,311,372.87 and 3,269,297,016.39

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Solution

The fourth proportional to 7,929,970,813.47, 11,896,311,372.87 and 3,269,297,016.39 is: 4,904,504,214.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,929,970,813.47 : 11,896,311,372.87 = 3,269,297,016.39 : x
  2. Step 2: Convert to fraction form
    7,929,970,813.47/11,896,311,372.87 = 3,269,297,016.39/x
  3. Step 3: Cross multiply
    7,929,970,813.47x = 11,896,311,372.87 × 3,269,297,016.39
  4. Step 4: Simplify right side
    7,929,970,813.47x = 38,892,575,277,370,318,848
  5. Step 5: Solve for x
    x = 38,892,575,277,370,318,848/7,929,970,813.47
  6. Step 6: Final answer
    x = 4,904,504,214.73

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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.