Home / 1,940,305,847.85-2,909,395,889.78-955,566,932.49

Finding the Fourth Proportional to 1,940,305,847.85, 2,909,395,889.78 and 955,566,932.49

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Solution

The fourth proportional to 1,940,305,847.85, 2,909,395,889.78 and 955,566,932.49 is: 1,432,826,947.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,940,305,847.85 : 2,909,395,889.78 = 955,566,932.49 : x
  2. Step 2: Convert to fraction form
    1,940,305,847.85/2,909,395,889.78 = 955,566,932.49/x
  3. Step 3: Cross multiply
    1,940,305,847.85x = 2,909,395,889.78 × 955,566,932.49
  4. Step 4: Simplify right side
    1,940,305,847.85x = 2,780,122,505,791,310,848
  5. Step 5: Solve for x
    x = 2,780,122,505,791,310,848/1,940,305,847.85
  6. Step 6: Final answer
    x = 1,432,826,947.81

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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.