Home / 122,448,390.72-183,695,188.32-50,650,405.44

Finding the Fourth Proportional to 122,448,390.72, 183,695,188.32 and 50,650,405.44

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Solution

The fourth proportional to 122,448,390.72, 183,695,188.32 and 50,650,405.44 is: 75,984,957.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,448,390.72 : 183,695,188.32 = 50,650,405.44 : x
  2. Step 2: Convert to fraction form
    122,448,390.72/183,695,188.32 = 50,650,405.44/x
  3. Step 3: Cross multiply
    122,448,390.72x = 183,695,188.32 × 50,650,405.44
  4. Step 4: Simplify right side
    122,448,390.72x = 9,304,235,765,785,152
  5. Step 5: Solve for x
    x = 9,304,235,765,785,152/122,448,390.72
  6. Step 6: Final answer
    x = 75,984,957.51

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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.