Home / 217,999,264.20-327,062,013.54-64,649,011.20

Finding the Fourth Proportional to 217,999,264.20, 327,062,013.54 and 64,649,011.20

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Solution

The fourth proportional to 217,999,264.20, 327,062,013.54 and 64,649,011.20 is: 96,992,234.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,999,264.20 : 327,062,013.54 = 64,649,011.20 : x
  2. Step 2: Convert to fraction form
    217,999,264.20/327,062,013.54 = 64,649,011.20/x
  3. Step 3: Cross multiply
    217,999,264.20x = 327,062,013.54 × 64,649,011.20
  4. Step 4: Simplify right side
    217,999,264.20x = 21,144,235,776,442,016
  5. Step 5: Solve for x
    x = 21,144,235,776,442,016/217,999,264.20
  6. Step 6: Final answer
    x = 96,992,234.60

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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.