Home / 511,054,745.82-766,582,031.26-161,546,164

Finding the Fourth Proportional to 511,054,745.82, 766,582,031.26 and 161,546,164

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Solution

The fourth proportional to 511,054,745.82, 766,582,031.26 and 161,546,164 is: 242,319,218.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,054,745.82 : 766,582,031.26 = 161,546,164 : x
  2. Step 2: Convert to fraction form
    511,054,745.82/766,582,031.26 = 161,546,164/x
  3. Step 3: Cross multiply
    511,054,745.82x = 766,582,031.26 × 161,546,164
  4. Step 4: Simplify right side
    511,054,745.82x = 123,838,386,541,381,088
  5. Step 5: Solve for x
    x = 123,838,386,541,381,088/511,054,745.82
  6. Step 6: Final answer
    x = 242,319,218.35

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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.