Home / 372,223,384.56-513,672,071.94-204,975,198.54

Finding the Fourth Proportional to 372,223,384.56, 513,672,071.94 and 204,975,198.54

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Solution

The fourth proportional to 372,223,384.56, 513,672,071.94 and 204,975,198.54 is: 282,867,867.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,223,384.56 : 513,672,071.94 = 204,975,198.54 : x
  2. Step 2: Convert to fraction form
    372,223,384.56/513,672,071.94 = 204,975,198.54/x
  3. Step 3: Cross multiply
    372,223,384.56x = 513,672,071.94 × 204,975,198.54
  4. Step 4: Simplify right side
    372,223,384.56x = 105,290,034,930,354,656
  5. Step 5: Solve for x
    x = 105,290,034,930,354,656/372,223,384.56
  6. Step 6: Final answer
    x = 282,867,867.25

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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.