Home / 484,977,964.14-669,269,859.39-261,959,644.89

Finding the Fourth Proportional to 484,977,964.14, 669,269,859.39 and 261,959,644.89

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Solution

The fourth proportional to 484,977,964.14, 669,269,859.39 and 261,959,644.89 is: 361,504,455.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,977,964.14 : 669,269,859.39 = 261,959,644.89 : x
  2. Step 2: Convert to fraction form
    484,977,964.14/669,269,859.39 = 261,959,644.89/x
  3. Step 3: Cross multiply
    484,977,964.14x = 669,269,859.39 × 261,959,644.89
  4. Step 4: Simplify right side
    484,977,964.14x = 175,321,694,701,384,608
  5. Step 5: Solve for x
    x = 175,321,694,701,384,608/484,977,964.14
  6. Step 6: Final answer
    x = 361,504,455.18

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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.