Home / 240,084,812.82-331,215,589.01-160,725,442.64

Finding the Fourth Proportional to 240,084,812.82, 331,215,589.01 and 160,725,442.64

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Solution

The fourth proportional to 240,084,812.82, 331,215,589.01 and 160,725,442.64 is: 221,733,193.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,084,812.82 : 331,215,589.01 = 160,725,442.64 : x
  2. Step 2: Convert to fraction form
    240,084,812.82/331,215,589.01 = 160,725,442.64/x
  3. Step 3: Cross multiply
    240,084,812.82x = 331,215,589.01 × 160,725,442.64
  4. Step 4: Simplify right side
    240,084,812.82x = 53,234,772,150,440,864
  5. Step 5: Solve for x
    x = 53,234,772,150,440,864/240,084,812.82
  6. Step 6: Final answer
    x = 221,733,193.05

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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.