Home / 417,264,110.78-575,795,668.56-231,610,511.84

Finding the Fourth Proportional to 417,264,110.78, 575,795,668.56 and 231,610,511.84

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Solution

The fourth proportional to 417,264,110.78, 575,795,668.56 and 231,610,511.84 is: 319,606,517.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,264,110.78 : 575,795,668.56 = 231,610,511.84 : x
  2. Step 2: Convert to fraction form
    417,264,110.78/575,795,668.56 = 231,610,511.84/x
  3. Step 3: Cross multiply
    417,264,110.78x = 575,795,668.56 × 231,610,511.84
  4. Step 4: Simplify right side
    417,264,110.78x = 133,360,329,510,436,592
  5. Step 5: Solve for x
    x = 133,360,329,510,436,592/417,264,110.78
  6. Step 6: Final answer
    x = 319,606,517.95

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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.