Home / 321,629,150.07-481,226,268.56-190,541,782.04

Finding the Fourth Proportional to 321,629,150.07, 481,226,268.56 and 190,541,782.04

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Solution

The fourth proportional to 321,629,150.07, 481,226,268.56 and 190,541,782.04 is: 285,091,418.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,629,150.07 : 481,226,268.56 = 190,541,782.04 : x
  2. Step 2: Convert to fraction form
    321,629,150.07/481,226,268.56 = 190,541,782.04/x
  3. Step 3: Cross multiply
    321,629,150.07x = 481,226,268.56 × 190,541,782.04
  4. Step 4: Simplify right side
    321,629,150.07x = 91,693,710,772,523,184
  5. Step 5: Solve for x
    x = 91,693,710,772,523,184/321,629,150.07
  6. Step 6: Final answer
    x = 285,091,418.96

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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.