Home / 3,285,404,078.08-4,928,114,517.36-831,741,243.52

Finding the Fourth Proportional to 3,285,404,078.08, 4,928,114,517.36 and 831,741,243.52

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Solution

The fourth proportional to 3,285,404,078.08, 4,928,114,517.36 and 831,741,243.52 is: 1,247,613,991.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,285,404,078.08 : 4,928,114,517.36 = 831,741,243.52 : x
  2. Step 2: Convert to fraction form
    3,285,404,078.08/4,928,114,517.36 = 831,741,243.52/x
  3. Step 3: Cross multiply
    3,285,404,078.08x = 4,928,114,517.36 × 831,741,243.52
  4. Step 4: Simplify right side
    3,285,404,078.08x = 4,098,916,096,877,970,432
  5. Step 5: Solve for x
    x = 4,098,916,096,877,970,432/3,285,404,078.08
  6. Step 6: Final answer
    x = 1,247,613,991.91

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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.