Home / 721,795,784.70-1,082,926,847.30-333,873,084.36

Finding the Fourth Proportional to 721,795,784.70, 1,082,926,847.30 and 333,873,084.36

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Solution

The fourth proportional to 721,795,784.70, 1,082,926,847.30 and 333,873,084.36 is: 500,917,481.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    721,795,784.70 : 1,082,926,847.30 = 333,873,084.36 : x
  2. Step 2: Convert to fraction form
    721,795,784.70/1,082,926,847.30 = 333,873,084.36/x
  3. Step 3: Cross multiply
    721,795,784.70x = 1,082,926,847.30 × 333,873,084.36
  4. Step 4: Simplify right side
    721,795,784.70x = 361,560,126,642,632,384
  5. Step 5: Solve for x
    x = 361,560,126,642,632,384/721,795,784.70
  6. Step 6: Final answer
    x = 500,917,481.52

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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.