Home / 840,093,999.20-1,260,140,998.80-226,677,240.80

Finding the Fourth Proportional to 840,093,999.20, 1,260,140,998.80 and 226,677,240.80

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Solution

The fourth proportional to 840,093,999.20, 1,260,140,998.80 and 226,677,240.80 is: 340,015,861.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    840,093,999.20 : 1,260,140,998.80 = 226,677,240.80 : x
  2. Step 2: Convert to fraction form
    840,093,999.20/1,260,140,998.80 = 226,677,240.80/x
  3. Step 3: Cross multiply
    840,093,999.20x = 1,260,140,998.80 × 226,677,240.80
  4. Step 4: Simplify right side
    840,093,999.20x = 285,645,284,626,940,128
  5. Step 5: Solve for x
    x = 285,645,284,626,940,128/840,093,999.20
  6. Step 6: Final answer
    x = 340,015,861.20

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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.