Home / 490,953,960,553.20-677,418,203,616.70-274,146,796,119.12

Finding the Fourth Proportional to 490,953,960,553.20, 677,418,203,616.70 and 274,146,796,119.12

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Solution

The fourth proportional to 490,953,960,553.20, 677,418,203,616.70 and 274,146,796,119.12 is: 378,267,709,552.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,953,960,553.20 : 677,418,203,616.70 = 274,146,796,119.12 : x
  2. Step 2: Convert to fraction form
    490,953,960,553.20/677,418,203,616.70 = 274,146,796,119.12/x
  3. Step 3: Cross multiply
    490,953,960,553.20x = 677,418,203,616.70 × 274,146,796,119.12
  4. Step 4: Simplify right side
    490,953,960,553.20x = 185,712,030,154,287,958,982,656
  5. Step 5: Solve for x
    x = 185,712,030,154,287,958,982,656/490,953,960,553.20
  6. Step 6: Final answer
    x = 378,267,709,552.71

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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.