Home / 3,601,336,963.31-4,969,738,270.25-1,993,863,601.11

Finding the Fourth Proportional to 3,601,336,963.31, 4,969,738,270.25 and 1,993,863,601.11

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Solution

The fourth proportional to 3,601,336,963.31, 4,969,738,270.25 and 1,993,863,601.11 is: 2,751,472,673.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,601,336,963.31 : 4,969,738,270.25 = 1,993,863,601.11 : x
  2. Step 2: Convert to fraction form
    3,601,336,963.31/4,969,738,270.25 = 1,993,863,601.11/x
  3. Step 3: Cross multiply
    3,601,336,963.31x = 4,969,738,270.25 × 1,993,863,601.11
  4. Step 4: Simplify right side
    3,601,336,963.31x = 9,908,980,244,110,643,200
  5. Step 5: Solve for x
    x = 9,908,980,244,110,643,200/3,601,336,963.31
  6. Step 6: Final answer
    x = 2,751,472,673.92

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Double scale
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1.5x scale

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.