Home / 79,727,425.20-119,591,137.80-50,887,893.60

Finding the Fourth Proportional to 79,727,425.20, 119,591,137.80 and 50,887,893.60

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Solution

The fourth proportional to 79,727,425.20, 119,591,137.80 and 50,887,893.60 is: 76,331,840.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,727,425.20 : 119,591,137.80 = 50,887,893.60 : x
  2. Step 2: Convert to fraction form
    79,727,425.20/119,591,137.80 = 50,887,893.60/x
  3. Step 3: Cross multiply
    79,727,425.20x = 119,591,137.80 × 50,887,893.60
  4. Step 4: Simplify right side
    79,727,425.20x = 6,085,741,095,869,338
  5. Step 5: Solve for x
    x = 6,085,741,095,869,338/79,727,425.20
  6. Step 6: Final answer
    x = 76,331,840.40

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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.