Home / 221,275,233.30-331,241,003.55-197,088,762.90

Finding the Fourth Proportional to 221,275,233.30, 331,241,003.55 and 197,088,762.90

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Solution

The fourth proportional to 221,275,233.30, 331,241,003.55 and 197,088,762.90 is: 295,034,734.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,275,233.30 : 331,241,003.55 = 197,088,762.90 : x
  2. Step 2: Convert to fraction form
    221,275,233.30/331,241,003.55 = 197,088,762.90/x
  3. Step 3: Cross multiply
    221,275,233.30x = 331,241,003.55 × 197,088,762.90
  4. Step 4: Simplify right side
    221,275,233.30x = 65,283,879,611,424,016
  5. Step 5: Solve for x
    x = 65,283,879,611,424,016/221,275,233.30
  6. Step 6: Final answer
    x = 295,034,734.06

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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.