Home / 135,597,258.40-203,395,887.60-120,733,693.60

Finding the Fourth Proportional to 135,597,258.40, 203,395,887.60 and 120,733,693.60

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Solution

The fourth proportional to 135,597,258.40, 203,395,887.60 and 120,733,693.60 is: 181,100,540.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,597,258.40 : 203,395,887.60 = 120,733,693.60 : x
  2. Step 2: Convert to fraction form
    135,597,258.40/203,395,887.60 = 120,733,693.60/x
  3. Step 3: Cross multiply
    135,597,258.40x = 203,395,887.60 × 120,733,693.60
  4. Step 4: Simplify right side
    135,597,258.40x = 24,556,736,772,998,436
  5. Step 5: Solve for x
    x = 24,556,736,772,998,436/135,597,258.40
  6. Step 6: Final answer
    x = 181,100,540.40

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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.