Home / 68,121,668.52-102,198,771.90-22,683,856.68

Finding the Fourth Proportional to 68,121,668.52, 102,198,771.90 and 22,683,856.68

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Solution

The fourth proportional to 68,121,668.52, 102,198,771.90 and 22,683,856.68 is: 34,031,202.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,121,668.52 : 102,198,771.90 = 22,683,856.68 : x
  2. Step 2: Convert to fraction form
    68,121,668.52/102,198,771.90 = 22,683,856.68/x
  3. Step 3: Cross multiply
    68,121,668.52x = 102,198,771.90 × 22,683,856.68
  4. Step 4: Simplify right side
    68,121,668.52x = 2,318,262,294,651,611.50
  5. Step 5: Solve for x
    x = 2,318,262,294,651,611.50/68,121,668.52
  6. Step 6: Final answer
    x = 34,031,202.48

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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.