Home / 265,972,101.52-367,165,902.78-154,441,217.82

Finding the Fourth Proportional to 265,972,101.52, 367,165,902.78 and 154,441,217.82

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Solution

The fourth proportional to 265,972,101.52, 367,165,902.78 and 154,441,217.82 is: 213,201,117.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,972,101.52 : 367,165,902.78 = 154,441,217.82 : x
  2. Step 2: Convert to fraction form
    265,972,101.52/367,165,902.78 = 154,441,217.82/x
  3. Step 3: Cross multiply
    265,972,101.52x = 367,165,902.78 × 154,441,217.82
  4. Step 4: Simplify right side
    265,972,101.52x = 56,705,549,167,322,920
  5. Step 5: Solve for x
    x = 56,705,549,167,322,920/265,972,101.52
  6. Step 6: Final answer
    x = 213,201,117.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.