Home / 1,238,297,674.40-1,857,446,482.52-451,410,326.24

Finding the Fourth Proportional to 1,238,297,674.40, 1,857,446,482.52 and 451,410,326.24

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Solution

The fourth proportional to 1,238,297,674.40, 1,857,446,482.52 and 451,410,326.24 is: 677,115,478.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,238,297,674.40 : 1,857,446,482.52 = 451,410,326.24 : x
  2. Step 2: Convert to fraction form
    1,238,297,674.40/1,857,446,482.52 = 451,410,326.24/x
  3. Step 3: Cross multiply
    1,238,297,674.40x = 1,857,446,482.52 × 451,410,326.24
  4. Step 4: Simplify right side
    1,238,297,674.40x = 838,470,522,647,693,696
  5. Step 5: Solve for x
    x = 838,470,522,647,693,696/1,238,297,674.40
  6. Step 6: Final answer
    x = 677,115,478.76

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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.