Home / 848,389,210.93-1,170,758,751.37-491,172,049.72

Finding the Fourth Proportional to 848,389,210.93, 1,170,758,751.37 and 491,172,049.72

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Solution

The fourth proportional to 848,389,210.93, 1,170,758,751.37 and 491,172,049.72 is: 677,806,799.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,389,210.93 : 1,170,758,751.37 = 491,172,049.72 : x
  2. Step 2: Convert to fraction form
    848,389,210.93/1,170,758,751.37 = 491,172,049.72/x
  3. Step 3: Cross multiply
    848,389,210.93x = 1,170,758,751.37 × 491,172,049.72
  4. Step 4: Simplify right side
    848,389,210.93x = 575,043,975,633,050,176
  5. Step 5: Solve for x
    x = 575,043,975,633,050,176/848,389,210.93
  6. Step 6: Final answer
    x = 677,806,799.32

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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.