Home / 372,051,539.27-513,427,049.77-204,784,224.29

Finding the Fourth Proportional to 372,051,539.27, 513,427,049.77 and 204,784,224.29

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Solution

The fourth proportional to 372,051,539.27, 513,427,049.77 and 204,784,224.29 is: 282,599,986.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,051,539.27 : 513,427,049.77 = 204,784,224.29 : x
  2. Step 2: Convert to fraction form
    372,051,539.27/513,427,049.77 = 204,784,224.29/x
  3. Step 3: Cross multiply
    372,051,539.27x = 513,427,049.77 × 204,784,224.29
  4. Step 4: Simplify right side
    372,051,539.27x = 105,141,760,115,888,016
  5. Step 5: Solve for x
    x = 105,141,760,115,888,016/372,051,539.27
  6. Step 6: Final answer
    x = 282,599,986.88

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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.