Home / 3,638,856,831.20-5,458,285,246.80-1,185,193,734.20

Finding the Fourth Proportional to 3,638,856,831.20, 5,458,285,246.80 and 1,185,193,734.20

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Solution

The fourth proportional to 3,638,856,831.20, 5,458,285,246.80 and 1,185,193,734.20 is: 1,777,790,601.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,638,856,831.20 : 5,458,285,246.80 = 1,185,193,734.20 : x
  2. Step 2: Convert to fraction form
    3,638,856,831.20/5,458,285,246.80 = 1,185,193,734.20/x
  3. Step 3: Cross multiply
    3,638,856,831.20x = 5,458,285,246.80 × 1,185,193,734.20
  4. Step 4: Simplify right side
    3,638,856,831.20x = 6,469,125,473,983,661,056
  5. Step 5: Solve for x
    x = 6,469,125,473,983,661,056/3,638,856,831.20
  6. Step 6: Final answer
    x = 1,777,790,601.30

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1.5x scale

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.