Home / 848,384,395.22-1,170,752,115.02-491,167,236.04

Finding the Fourth Proportional to 848,384,395.22, 1,170,752,115.02 and 491,167,236.04

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Solution

The fourth proportional to 848,384,395.22, 1,170,752,115.02 and 491,167,236.04 is: 677,800,161.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,384,395.22 : 1,170,752,115.02 = 491,167,236.04 : x
  2. Step 2: Convert to fraction form
    848,384,395.22/1,170,752,115.02 = 491,167,236.04/x
  3. Step 3: Cross multiply
    848,384,395.22x = 1,170,752,115.02 × 491,167,236.04
  4. Step 4: Simplify right side
    848,384,395.22x = 575,035,080,416,974,912
  5. Step 5: Solve for x
    x = 575,035,080,416,974,912/848,384,395.22
  6. Step 6: Final answer
    x = 677,800,161.88

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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.