Home / 321,629,153.32-481,226,273.43-190,541,785.29

Finding the Fourth Proportional to 321,629,153.32, 481,226,273.43 and 190,541,785.29

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Solution

The fourth proportional to 321,629,153.32, 481,226,273.43 and 190,541,785.29 is: 285,091,423.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,629,153.32 : 481,226,273.43 = 190,541,785.29 : x
  2. Step 2: Convert to fraction form
    321,629,153.32/481,226,273.43 = 190,541,785.29/x
  3. Step 3: Cross multiply
    321,629,153.32x = 481,226,273.43 × 190,541,785.29
  4. Step 4: Simplify right side
    321,629,153.32x = 91,693,713,267,805,888
  5. Step 5: Solve for x
    x = 91,693,713,267,805,888/321,629,153.32
  6. Step 6: Final answer
    x = 285,091,423.84

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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.