Home / 411,329,126.94-567,644,639.22-225,690,093.42

Finding the Fourth Proportional to 411,329,126.94, 567,644,639.22 and 225,690,093.42

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Solution

The fourth proportional to 411,329,126.94, 567,644,639.22 and 225,690,093.42 is: 311,458,059.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,329,126.94 : 567,644,639.22 = 225,690,093.42 : x
  2. Step 2: Convert to fraction form
    411,329,126.94/567,644,639.22 = 225,690,093.42/x
  3. Step 3: Cross multiply
    411,329,126.94x = 567,644,639.22 × 225,690,093.42
  4. Step 4: Simplify right side
    411,329,126.94x = 128,111,771,654,924,000
  5. Step 5: Solve for x
    x = 128,111,771,654,924,000/411,329,126.94
  6. Step 6: Final answer
    x = 311,458,059.41

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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.