Home / 848,384,368.66-1,170,752,078.45-491,167,209.47

Finding the Fourth Proportional to 848,384,368.66, 1,170,752,078.45 and 491,167,209.47

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Solution

The fourth proportional to 848,384,368.66, 1,170,752,078.45 and 491,167,209.47 is: 677,800,125.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,384,368.66 : 1,170,752,078.45 = 491,167,209.47 : x
  2. Step 2: Convert to fraction form
    848,384,368.66/1,170,752,078.45 = 491,167,209.47/x
  3. Step 3: Cross multiply
    848,384,368.66x = 1,170,752,078.45 × 491,167,209.47
  4. Step 4: Simplify right side
    848,384,368.66x = 575,035,031,351,033,216
  5. Step 5: Solve for x
    x = 575,035,031,351,033,216/848,384,368.66
  6. Step 6: Final answer
    x = 677,800,125.27

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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.