Home / 1,236,694,441.45-1,855,040,481.20-316,569,303.85

Finding the Fourth Proportional to 1,236,694,441.45, 1,855,040,481.20 and 316,569,303.85

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Solution

The fourth proportional to 1,236,694,441.45, 1,855,040,481.20 and 316,569,303.85 is: 474,853,653.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,236,694,441.45 : 1,855,040,481.20 = 316,569,303.85 : x
  2. Step 2: Convert to fraction form
    1,236,694,441.45/1,855,040,481.20 = 316,569,303.85/x
  3. Step 3: Cross multiply
    1,236,694,441.45x = 1,855,040,481.20 × 316,569,303.85
  4. Step 4: Simplify right side
    1,236,694,441.45x = 587,248,873,747,053,056
  5. Step 5: Solve for x
    x = 587,248,873,747,053,056/1,236,694,441.45
  6. Step 6: Final answer
    x = 474,853,653.47

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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.