Home / 122,364,336.80-183,546,505.20-92,131,248.80

Finding the Fourth Proportional to 122,364,336.80, 183,546,505.20 and 92,131,248.80

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Solution

The fourth proportional to 122,364,336.80, 183,546,505.20 and 92,131,248.80 is: 138,196,873.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,364,336.80 : 183,546,505.20 = 92,131,248.80 : x
  2. Step 2: Convert to fraction form
    122,364,336.80/183,546,505.20 = 92,131,248.80/x
  3. Step 3: Cross multiply
    122,364,336.80x = 183,546,505.20 × 92,131,248.80
  4. Step 4: Simplify right side
    122,364,336.80x = 16,910,368,736,951,692
  5. Step 5: Solve for x
    x = 16,910,368,736,951,692/122,364,336.80
  6. Step 6: Final answer
    x = 138,196,873.20

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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.