Home / 852,907,693.82-1,279,439,616.62-239,487,786.14

Finding the Fourth Proportional to 852,907,693.82, 1,279,439,616.62 and 239,487,786.14

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Solution

The fourth proportional to 852,907,693.82, 1,279,439,616.62 and 239,487,786.14 is: 359,253,602.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,907,693.82 : 1,279,439,616.62 = 239,487,786.14 : x
  2. Step 2: Convert to fraction form
    852,907,693.82/1,279,439,616.62 = 239,487,786.14/x
  3. Step 3: Cross multiply
    852,907,693.82x = 1,279,439,616.62 × 239,487,786.14
  4. Step 4: Simplify right side
    852,907,693.82x = 306,410,161,278,335,616
  5. Step 5: Solve for x
    x = 306,410,161,278,335,616/852,907,693.82
  6. Step 6: Final answer
    x = 359,253,602.12

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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.