Home / 154,136,383.60-231,401,877.38-132,415,725.64

Finding the Fourth Proportional to 154,136,383.60, 231,401,877.38 and 132,415,725.64

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Solution

The fourth proportional to 154,136,383.60, 231,401,877.38 and 132,415,725.64 is: 198,793,086.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,136,383.60 : 231,401,877.38 = 132,415,725.64 : x
  2. Step 2: Convert to fraction form
    154,136,383.60/231,401,877.38 = 132,415,725.64/x
  3. Step 3: Cross multiply
    154,136,383.60x = 231,401,877.38 × 132,415,725.64
  4. Step 4: Simplify right side
    154,136,383.60x = 30,641,247,507,731,000
  5. Step 5: Solve for x
    x = 30,641,247,507,731,000/154,136,383.60
  6. Step 6: Final answer
    x = 198,793,086.95

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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.