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Finding the Fourth Proportional to 67,862,223.20, 101,793,334.80 and 67,862,223.20

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Solution

The fourth proportional to 67,862,223.20, 101,793,334.80 and 67,862,223.20 is: 101,793,334.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,862,223.20 : 101,793,334.80 = 67,862,223.20 : x
  2. Step 2: Convert to fraction form
    67,862,223.20/101,793,334.80 = 67,862,223.20/x
  3. Step 3: Cross multiply
    67,862,223.20x = 101,793,334.80 × 67,862,223.20
  4. Step 4: Simplify right side
    67,862,223.20x = 6,907,922,006,469,927
  5. Step 5: Solve for x
    x = 6,907,922,006,469,927/67,862,223.20
  6. Step 6: Final answer
    x = 101,793,334.80

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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.