Home / 548,752,247-823,290,066.36-221,059,132.58

Finding the Fourth Proportional to 548,752,247, 823,290,066.36 and 221,059,132.58

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Solution

The fourth proportional to 548,752,247, 823,290,066.36 and 221,059,132.58 is: 331,653,836.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,752,247 : 823,290,066.36 = 221,059,132.58 : x
  2. Step 2: Convert to fraction form
    548,752,247/823,290,066.36 = 221,059,132.58/x
  3. Step 3: Cross multiply
    548,752,247x = 823,290,066.36 × 221,059,132.58
  4. Step 4: Simplify right side
    548,752,247x = 181,995,787,931,272,256
  5. Step 5: Solve for x
    x = 181,995,787,931,272,256/548,752,247
  6. Step 6: Final answer
    x = 331,653,836.36

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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.