Home / 848,384,357.31-1,170,752,062.77-491,167,198.07

Finding the Fourth Proportional to 848,384,357.31, 1,170,752,062.77 and 491,167,198.07

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Solution

The fourth proportional to 848,384,357.31, 1,170,752,062.77 and 491,167,198.07 is: 677,800,109.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,384,357.31 : 1,170,752,062.77 = 491,167,198.07 : x
  2. Step 2: Convert to fraction form
    848,384,357.31/1,170,752,062.77 = 491,167,198.07/x
  3. Step 3: Cross multiply
    848,384,357.31x = 1,170,752,062.77 × 491,167,198.07
  4. Step 4: Simplify right side
    848,384,357.31x = 575,035,010,299,559,872
  5. Step 5: Solve for x
    x = 575,035,010,299,559,872/848,384,357.31
  6. Step 6: Final answer
    x = 677,800,109.52

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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.