Home / 205,900,460.19-308,850,429.46-52,546,520.07

Finding the Fourth Proportional to 205,900,460.19, 308,850,429.46 and 52,546,520.07

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Solution

The fourth proportional to 205,900,460.19, 308,850,429.46 and 52,546,520.07 is: 78,819,713.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,900,460.19 : 308,850,429.46 = 52,546,520.07 : x
  2. Step 2: Convert to fraction form
    205,900,460.19/308,850,429.46 = 52,546,520.07/x
  3. Step 3: Cross multiply
    205,900,460.19x = 308,850,429.46 × 52,546,520.07
  4. Step 4: Simplify right side
    205,900,460.19x = 16,229,015,288,441,022
  5. Step 5: Solve for x
    x = 16,229,015,288,441,022/205,900,460.19
  6. Step 6: Final answer
    x = 78,819,713.53

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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.