Home / 419,453,587.24-629,361,818.04-225,137,998.15

Finding the Fourth Proportional to 419,453,587.24, 629,361,818.04 and 225,137,998.15

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Solution

The fourth proportional to 419,453,587.24, 629,361,818.04 and 225,137,998.15 is: 337,804,382.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,453,587.24 : 629,361,818.04 = 225,137,998.15 : x
  2. Step 2: Convert to fraction form
    419,453,587.24/629,361,818.04 = 225,137,998.15/x
  3. Step 3: Cross multiply
    419,453,587.24x = 629,361,818.04 × 225,137,998.15
  4. Step 4: Simplify right side
    419,453,587.24x = 141,693,259,825,570,144
  5. Step 5: Solve for x
    x = 141,693,259,825,570,144/419,453,587.24
  6. Step 6: Final answer
    x = 337,804,382.02

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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.