Home / 414,361,813.44-571,819,215.84-228,722,780.16

Finding the Fourth Proportional to 414,361,813.44, 571,819,215.84 and 228,722,780.16

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Solution

The fourth proportional to 414,361,813.44, 571,819,215.84 and 228,722,780.16 is: 315,637,388.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,361,813.44 : 571,819,215.84 = 228,722,780.16 : x
  2. Step 2: Convert to fraction form
    414,361,813.44/571,819,215.84 = 228,722,780.16/x
  3. Step 3: Cross multiply
    414,361,813.44x = 571,819,215.84 × 228,722,780.16
  4. Step 4: Simplify right side
    414,361,813.44x = 130,788,080,795,835,920
  5. Step 5: Solve for x
    x = 130,788,080,795,835,920/414,361,813.44
  6. Step 6: Final answer
    x = 315,637,388.76

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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.