Home / 848,389,431.92-1,170,759,055.44-491,172,271.04

Finding the Fourth Proportional to 848,389,431.92, 1,170,759,055.44 and 491,172,271.04

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Solution

The fourth proportional to 848,389,431.92, 1,170,759,055.44 and 491,172,271.04 is: 677,807,104.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,389,431.92 : 1,170,759,055.44 = 491,172,271.04 : x
  2. Step 2: Convert to fraction form
    848,389,431.92/1,170,759,055.44 = 491,172,271.04/x
  3. Step 3: Cross multiply
    848,389,431.92x = 1,170,759,055.44 × 491,172,271.04
  4. Step 4: Simplify right side
    848,389,431.92x = 575,044,384,101,110,144
  5. Step 5: Solve for x
    x = 575,044,384,101,110,144/848,389,431.92
  6. Step 6: Final answer
    x = 677,807,104.22

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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.