Home / 3,025,625,859.60-4,538,438,789.40-1,857,305,965.20

Finding the Fourth Proportional to 3,025,625,859.60, 4,538,438,789.40 and 1,857,305,965.20

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Solution

The fourth proportional to 3,025,625,859.60, 4,538,438,789.40 and 1,857,305,965.20 is: 2,785,958,947.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,025,625,859.60 : 4,538,438,789.40 = 1,857,305,965.20 : x
  2. Step 2: Convert to fraction form
    3,025,625,859.60/4,538,438,789.40 = 1,857,305,965.20/x
  3. Step 3: Cross multiply
    3,025,625,859.60x = 4,538,438,789.40 × 1,857,305,965.20
  4. Step 4: Simplify right side
    3,025,625,859.60x = 8,429,269,436,247,686,144
  5. Step 5: Solve for x
    x = 8,429,269,436,247,686,144/3,025,625,859.60
  6. Step 6: Final answer
    x = 2,785,958,947.80

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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.