Home / 511,054,743.82-766,582,028.26-161,546,162

Finding the Fourth Proportional to 511,054,743.82, 766,582,028.26 and 161,546,162

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Solution

The fourth proportional to 511,054,743.82, 766,582,028.26 and 161,546,162 is: 242,319,215.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,054,743.82 : 766,582,028.26 = 161,546,162 : x
  2. Step 2: Convert to fraction form
    511,054,743.82/766,582,028.26 = 161,546,162/x
  3. Step 3: Cross multiply
    511,054,743.82x = 766,582,028.26 × 161,546,162
  4. Step 4: Simplify right side
    511,054,743.82x = 123,838,384,523,578,544
  5. Step 5: Solve for x
    x = 123,838,384,523,578,544/511,054,743.82
  6. Step 6: Final answer
    x = 242,319,215.35

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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.