Home / 2,823,959,056.20-4,236,098,016.60-858,876,242.55

Finding the Fourth Proportional to 2,823,959,056.20, 4,236,098,016.60 and 858,876,242.55

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Solution

The fourth proportional to 2,823,959,056.20, 4,236,098,016.60 and 858,876,242.55 is: 1,288,362,853.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,823,959,056.20 : 4,236,098,016.60 = 858,876,242.55 : x
  2. Step 2: Convert to fraction form
    2,823,959,056.20/4,236,098,016.60 = 858,876,242.55/x
  3. Step 3: Cross multiply
    2,823,959,056.20x = 4,236,098,016.60 × 858,876,242.55
  4. Step 4: Simplify right side
    2,823,959,056.20x = 3,638,283,947,570,915,328
  5. Step 5: Solve for x
    x = 3,638,283,947,570,915,328/2,823,959,056.20
  6. Step 6: Final answer
    x = 1,288,362,853.41

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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.