Home / 721,795,776.64-1,082,926,835.20-333,873,076.30

Finding the Fourth Proportional to 721,795,776.64, 1,082,926,835.20 and 333,873,076.30

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Solution

The fourth proportional to 721,795,776.64, 1,082,926,835.20 and 333,873,076.30 is: 500,917,469.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    721,795,776.64 : 1,082,926,835.20 = 333,873,076.30 : x
  2. Step 2: Convert to fraction form
    721,795,776.64/1,082,926,835.20 = 333,873,076.30/x
  3. Step 3: Cross multiply
    721,795,776.64x = 1,082,926,835.20 × 333,873,076.30
  4. Step 4: Simplify right side
    721,795,776.64x = 361,560,113,873,773,824
  5. Step 5: Solve for x
    x = 361,560,113,873,773,824/721,795,776.64
  6. Step 6: Final answer
    x = 500,917,469.42

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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.