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Finding the Fourth Proportional to 67,052,296.80, 100,602,064.80 and 32,950,843.20

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Solution

The fourth proportional to 67,052,296.80, 100,602,064.80 and 32,950,843.20 is: 49,437,871.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,052,296.80 : 100,602,064.80 = 32,950,843.20 : x
  2. Step 2: Convert to fraction form
    67,052,296.80/100,602,064.80 = 32,950,843.20/x
  3. Step 3: Cross multiply
    67,052,296.80x = 100,602,064.80 × 32,950,843.20
  4. Step 4: Simplify right side
    67,052,296.80x = 3,314,922,862,821,039
  5. Step 5: Solve for x
    x = 3,314,922,862,821,039/67,052,296.80
  6. Step 6: Final answer
    x = 49,437,871.95

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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.