Home / 265,067,003.78-397,467,456.15-154,438,482.50

Finding the Fourth Proportional to 265,067,003.78, 397,467,456.15 and 154,438,482.50

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Solution

The fourth proportional to 265,067,003.78, 397,467,456.15 and 154,438,482.50 is: 231,580,203.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,067,003.78 : 397,467,456.15 = 154,438,482.50 : x
  2. Step 2: Convert to fraction form
    265,067,003.78/397,467,456.15 = 154,438,482.50/x
  3. Step 3: Cross multiply
    265,067,003.78x = 397,467,456.15 × 154,438,482.50
  4. Step 4: Simplify right side
    265,067,003.78x = 61,384,270,770,941,288
  5. Step 5: Solve for x
    x = 61,384,270,770,941,288/265,067,003.78
  6. Step 6: Final answer
    x = 231,580,203.86

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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.