Home / 721,795,714.48-1,082,926,741.14-333,873,013.72

Finding the Fourth Proportional to 721,795,714.48, 1,082,926,741.14 and 333,873,013.72

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Solution

The fourth proportional to 721,795,714.48, 1,082,926,741.14 and 333,873,013.72 is: 500,917,375.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    721,795,714.48 : 1,082,926,741.14 = 333,873,013.72 : x
  2. Step 2: Convert to fraction form
    721,795,714.48/1,082,926,741.14 = 333,873,013.72/x
  3. Step 3: Cross multiply
    721,795,714.48x = 1,082,926,741.14 × 333,873,013.72
  4. Step 4: Simplify right side
    721,795,714.48x = 361,560,014,702,390,144
  5. Step 5: Solve for x
    x = 361,560,014,702,390,144/721,795,714.48
  6. Step 6: Final answer
    x = 500,917,375.16

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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.