Home / 1,614,868,286.11-2,422,302,432.42-388,036,739.23

Finding the Fourth Proportional to 1,614,868,286.11, 2,422,302,432.42 and 388,036,739.23

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Solution

The fourth proportional to 1,614,868,286.11, 2,422,302,432.42 and 388,036,739.23 is: 582,055,109.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,614,868,286.11 : 2,422,302,432.42 = 388,036,739.23 : x
  2. Step 2: Convert to fraction form
    1,614,868,286.11/2,422,302,432.42 = 388,036,739.23/x
  3. Step 3: Cross multiply
    1,614,868,286.11x = 2,422,302,432.42 × 388,036,739.23
  4. Step 4: Simplify right side
    1,614,868,286.11x = 939,942,337,305,154,304
  5. Step 5: Solve for x
    x = 939,942,337,305,154,304/1,614,868,286.11
  6. Step 6: Final answer
    x = 582,055,109.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.