Home / 247,524,243.25-341,242,136.28-197,458,389.79

Finding the Fourth Proportional to 247,524,243.25, 341,242,136.28 and 197,458,389.79

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Solution

The fourth proportional to 247,524,243.25, 341,242,136.28 and 197,458,389.79 is: 272,220,295.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,524,243.25 : 341,242,136.28 = 197,458,389.79 : x
  2. Step 2: Convert to fraction form
    247,524,243.25/341,242,136.28 = 197,458,389.79/x
  3. Step 3: Cross multiply
    247,524,243.25x = 341,242,136.28 × 197,458,389.79
  4. Step 4: Simplify right side
    247,524,243.25x = 67,381,122,758,348,536
  5. Step 5: Solve for x
    x = 67,381,122,758,348,536/247,524,243.25
  6. Step 6: Final answer
    x = 272,220,295.97

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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.