Home / 283,768,989.96-391,601,032.92-153,388,797.96

Finding the Fourth Proportional to 283,768,989.96, 391,601,032.92 and 153,388,797.96

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Solution

The fourth proportional to 283,768,989.96, 391,601,032.92 and 153,388,797.96 is: 211,676,447.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,768,989.96 : 391,601,032.92 = 153,388,797.96 : x
  2. Step 2: Convert to fraction form
    283,768,989.96/391,601,032.92 = 153,388,797.96/x
  3. Step 3: Cross multiply
    283,768,989.96x = 391,601,032.92 × 153,388,797.96
  4. Step 4: Simplify right side
    283,768,989.96x = 60,067,211,719,493,192
  5. Step 5: Solve for x
    x = 60,067,211,719,493,192/283,768,989.96
  6. Step 6: Final answer
    x = 211,676,447.55

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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.