Home / 1,269,585,053.85-1,751,868,722.92-704,993,173.05

Finding the Fourth Proportional to 1,269,585,053.85, 1,751,868,722.92 and 704,993,173.05

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Solution

The fourth proportional to 1,269,585,053.85, 1,751,868,722.92 and 704,993,173.05 is: 972,802,480.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,269,585,053.85 : 1,751,868,722.92 = 704,993,173.05 : x
  2. Step 2: Convert to fraction form
    1,269,585,053.85/1,751,868,722.92 = 704,993,173.05/x
  3. Step 3: Cross multiply
    1,269,585,053.85x = 1,751,868,722.92 × 704,993,173.05
  4. Step 4: Simplify right side
    1,269,585,053.85x = 1,235,055,489,738,422,016
  5. Step 5: Solve for x
    x = 1,235,055,489,738,422,016/1,269,585,053.85
  6. Step 6: Final answer
    x = 972,802,480.62

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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.