Home / 135,935,458.20-203,903,187.30-38,894,331.60

Finding the Fourth Proportional to 135,935,458.20, 203,903,187.30 and 38,894,331.60

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Solution

The fourth proportional to 135,935,458.20, 203,903,187.30 and 38,894,331.60 is: 58,341,497.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,935,458.20 : 203,903,187.30 = 38,894,331.60 : x
  2. Step 2: Convert to fraction form
    135,935,458.20/203,903,187.30 = 38,894,331.60/x
  3. Step 3: Cross multiply
    135,935,458.20x = 203,903,187.30 × 38,894,331.60
  4. Step 4: Simplify right side
    135,935,458.20x = 7,930,678,181,143,109
  5. Step 5: Solve for x
    x = 7,930,678,181,143,109/135,935,458.20
  6. Step 6: Final answer
    x = 58,341,497.40

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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.