Home / 548,752,248-823,290,067.86-221,059,133.58

Finding the Fourth Proportional to 548,752,248, 823,290,067.86 and 221,059,133.58

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Solution

The fourth proportional to 548,752,248, 823,290,067.86 and 221,059,133.58 is: 331,653,837.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,752,248 : 823,290,067.86 = 221,059,133.58 : x
  2. Step 2: Convert to fraction form
    548,752,248/823,290,067.86 = 221,059,133.58/x
  3. Step 3: Cross multiply
    548,752,248x = 823,290,067.86 × 221,059,133.58
  4. Step 4: Simplify right side
    548,752,248x = 181,995,789,086,151,008
  5. Step 5: Solve for x
    x = 181,995,789,086,151,008/548,752,248
  6. Step 6: Final answer
    x = 331,653,837.86

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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.