Home / 413,399,288.44-620,220,200.82-122,274,091

Finding the Fourth Proportional to 413,399,288.44, 620,220,200.82 and 122,274,091

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Solution

The fourth proportional to 413,399,288.44, 620,220,200.82 and 122,274,091 is: 183,447,004.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,399,288.44 : 620,220,200.82 = 122,274,091 : x
  2. Step 2: Convert to fraction form
    413,399,288.44/620,220,200.82 = 122,274,091/x
  3. Step 3: Cross multiply
    413,399,288.44x = 620,220,200.82 × 122,274,091
  4. Step 4: Simplify right side
    413,399,288.44x = 75,836,861,275,102,960
  5. Step 5: Solve for x
    x = 75,836,861,275,102,960/413,399,288.44
  6. Step 6: Final answer
    x = 183,447,004.86

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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.