Home / 699,339,783.26-965,063,600.52-386,067,270.56

Finding the Fourth Proportional to 699,339,783.26, 965,063,600.52 and 386,067,270.56

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Solution

The fourth proportional to 699,339,783.26, 965,063,600.52 and 386,067,270.56 is: 532,758,866.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,339,783.26 : 965,063,600.52 = 386,067,270.56 : x
  2. Step 2: Convert to fraction form
    699,339,783.26/965,063,600.52 = 386,067,270.56/x
  3. Step 3: Cross multiply
    699,339,783.26x = 965,063,600.52 × 386,067,270.56
  4. Step 4: Simplify right side
    699,339,783.26x = 372,579,470,169,562,560
  5. Step 5: Solve for x
    x = 372,579,470,169,562,560/699,339,783.26
  6. Step 6: Final answer
    x = 532,758,866.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.