Home / 118,836,054.60-178,537,517.10-106,364,905.80

Finding the Fourth Proportional to 118,836,054.60, 178,537,517.10 and 106,364,905.80

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Solution

The fourth proportional to 118,836,054.60, 178,537,517.10 and 106,364,905.80 is: 159,801,049.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,836,054.60 : 178,537,517.10 = 106,364,905.80 : x
  2. Step 2: Convert to fraction form
    118,836,054.60/178,537,517.10 = 106,364,905.80/x
  3. Step 3: Cross multiply
    118,836,054.60x = 178,537,517.10 × 106,364,905.80
  4. Step 4: Simplify right side
    118,836,054.60x = 18,990,126,188,107,388
  5. Step 5: Solve for x
    x = 18,990,126,188,107,388/118,836,054.60
  6. Step 6: Final answer
    x = 159,801,049.03

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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.