Home / 848,384,356.31-1,170,752,061.39-491,167,197.06

Finding the Fourth Proportional to 848,384,356.31, 1,170,752,061.39 and 491,167,197.06

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Solution

The fourth proportional to 848,384,356.31, 1,170,752,061.39 and 491,167,197.06 is: 677,800,108.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,384,356.31 : 1,170,752,061.39 = 491,167,197.06 : x
  2. Step 2: Convert to fraction form
    848,384,356.31/1,170,752,061.39 = 491,167,197.06/x
  3. Step 3: Cross multiply
    848,384,356.31x = 1,170,752,061.39 × 491,167,197.06
  4. Step 4: Simplify right side
    848,384,356.31x = 575,035,008,445,143,424
  5. Step 5: Solve for x
    x = 575,035,008,445,143,424/848,384,356.31
  6. Step 6: Final answer
    x = 677,800,108.14

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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.