Home / 275,959,993.80-414,227,100.19-203,258,865

Finding the Fourth Proportional to 275,959,993.80, 414,227,100.19 and 203,258,865

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Solution

The fourth proportional to 275,959,993.80, 414,227,100.19 and 203,258,865 is: 305,099,768.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,959,993.80 : 414,227,100.19 = 203,258,865 : x
  2. Step 2: Convert to fraction form
    275,959,993.80/414,227,100.19 = 203,258,865/x
  3. Step 3: Cross multiply
    275,959,993.80x = 414,227,100.19 × 203,258,865
  4. Step 4: Simplify right side
    275,959,993.80x = 84,195,330,236,860,688
  5. Step 5: Solve for x
    x = 84,195,330,236,860,688/275,959,993.80
  6. Step 6: Final answer
    x = 305,099,768.55

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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.