Home / 275,217,382.17-379,800,049.38-151,458,059.28

Finding the Fourth Proportional to 275,217,382.17, 379,800,049.38 and 151,458,059.28

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Solution

The fourth proportional to 275,217,382.17, 379,800,049.38 and 151,458,059.28 is: 209,012,155.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,217,382.17 : 379,800,049.38 = 151,458,059.28 : x
  2. Step 2: Convert to fraction form
    275,217,382.17/379,800,049.38 = 151,458,059.28/x
  3. Step 3: Cross multiply
    275,217,382.17x = 379,800,049.38 × 151,458,059.28
  4. Step 4: Simplify right side
    275,217,382.17x = 57,523,778,393,542,968
  5. Step 5: Solve for x
    x = 57,523,778,393,542,968/275,217,382.17
  6. Step 6: Final answer
    x = 209,012,155.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.