Home / 538,471,438.18-807,790,668.54-227,580,363.07

Finding the Fourth Proportional to 538,471,438.18, 807,790,668.54 and 227,580,363.07

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Solution

The fourth proportional to 538,471,438.18, 807,790,668.54 and 227,580,363.07 is: 341,405,839.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,471,438.18 : 807,790,668.54 = 227,580,363.07 : x
  2. Step 2: Convert to fraction form
    538,471,438.18/807,790,668.54 = 227,580,363.07/x
  3. Step 3: Cross multiply
    538,471,438.18x = 807,790,668.54 × 227,580,363.07
  4. Step 4: Simplify right side
    538,471,438.18x = 183,837,293,630,891,200
  5. Step 5: Solve for x
    x = 183,837,293,630,891,200/538,471,438.18
  6. Step 6: Final answer
    x = 341,405,839.93

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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.