Home / 154,629,406.56-231,944,175.54-45,454,585.26

Finding the Fourth Proportional to 154,629,406.56, 231,944,175.54 and 45,454,585.26

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Solution

The fourth proportional to 154,629,406.56, 231,944,175.54 and 45,454,585.26 is: 68,181,897.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,629,406.56 : 231,944,175.54 = 45,454,585.26 : x
  2. Step 2: Convert to fraction form
    154,629,406.56/231,944,175.54 = 45,454,585.26/x
  3. Step 3: Cross multiply
    154,629,406.56x = 231,944,175.54 × 45,454,585.26
  4. Step 4: Simplify right side
    154,629,406.56x = 10,542,926,302,643,336
  5. Step 5: Solve for x
    x = 10,542,926,302,643,336/154,629,406.56
  6. Step 6: Final answer
    x = 68,181,897.20

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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.