Home / 1,157,770,177.87-1,597,721,629.94-629,132,906.33

Finding the Fourth Proportional to 1,157,770,177.87, 1,597,721,629.94 and 629,132,906.33

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Solution

The fourth proportional to 1,157,770,177.87, 1,597,721,629.94 and 629,132,906.33 is: 868,202,750.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157,770,177.87 : 1,597,721,629.94 = 629,132,906.33 : x
  2. Step 2: Convert to fraction form
    1,157,770,177.87/1,597,721,629.94 = 629,132,906.33/x
  3. Step 3: Cross multiply
    1,157,770,177.87x = 1,597,721,629.94 × 629,132,906.33
  4. Step 4: Simplify right side
    1,157,770,177.87x = 1,005,179,252,556,024,064
  5. Step 5: Solve for x
    x = 1,005,179,252,556,024,064/1,157,770,177.87
  6. Step 6: Final answer
    x = 868,202,750.23

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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.