Home / 135,969,819.60-203,954,729.40-122,532,891.60

Finding the Fourth Proportional to 135,969,819.60, 203,954,729.40 and 122,532,891.60

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Solution

The fourth proportional to 135,969,819.60, 203,954,729.40 and 122,532,891.60 is: 183,799,337.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,969,819.60 : 203,954,729.40 = 122,532,891.60 : x
  2. Step 2: Convert to fraction form
    135,969,819.60/203,954,729.40 = 122,532,891.60/x
  3. Step 3: Cross multiply
    135,969,819.60x = 203,954,729.40 × 122,532,891.60
  4. Step 4: Simplify right side
    135,969,819.60x = 24,991,162,748,877,532
  5. Step 5: Solve for x
    x = 24,991,162,748,877,532/135,969,819.60
  6. Step 6: Final answer
    x = 183,799,337.40

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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.