Home / 217,998,630.36-327,061,062.36-64,648,377.36

Finding the Fourth Proportional to 217,998,630.36, 327,061,062.36 and 64,648,377.36

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Solution

The fourth proportional to 217,998,630.36, 327,061,062.36 and 64,648,377.36 is: 96,991,283.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,998,630.36 : 327,061,062.36 = 64,648,377.36 : x
  2. Step 2: Convert to fraction form
    217,998,630.36/327,061,062.36 = 64,648,377.36/x
  3. Step 3: Cross multiply
    217,998,630.36x = 327,061,062.36 × 64,648,377.36
  4. Step 4: Simplify right side
    217,998,630.36x = 21,143,966,979,211,772
  5. Step 5: Solve for x
    x = 21,143,966,979,211,772/217,998,630.36
  6. Step 6: Final answer
    x = 96,991,283.59

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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.