Home / 1,217,067,877.30-1,825,136,449.58-664,074,733.89

Finding the Fourth Proportional to 1,217,067,877.30, 1,825,136,449.58 and 664,074,733.89

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Solution

The fourth proportional to 1,217,067,877.30, 1,825,136,449.58 and 664,074,733.89 is: 995,858,180.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,217,067,877.30 : 1,825,136,449.58 = 664,074,733.89 : x
  2. Step 2: Convert to fraction form
    1,217,067,877.30/1,825,136,449.58 = 664,074,733.89/x
  3. Step 3: Cross multiply
    1,217,067,877.30x = 1,825,136,449.58 × 664,074,733.89
  4. Step 4: Simplify right side
    1,217,067,877.30x = 1,212,027,002,067,777,792
  5. Step 5: Solve for x
    x = 1,212,027,002,067,777,792/1,217,067,877.30
  6. Step 6: Final answer
    x = 995,858,180.69

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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.