Home / 379,270,772.72-568,906,380.51-106,641,539.72

Finding the Fourth Proportional to 379,270,772.72, 568,906,380.51 and 106,641,539.72

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Solution

The fourth proportional to 379,270,772.72, 568,906,380.51 and 106,641,539.72 is: 159,962,371.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,270,772.72 : 568,906,380.51 = 106,641,539.72 : x
  2. Step 2: Convert to fraction form
    379,270,772.72/568,906,380.51 = 106,641,539.72/x
  3. Step 3: Cross multiply
    379,270,772.72x = 568,906,380.51 × 106,641,539.72
  4. Step 4: Simplify right side
    379,270,772.72x = 60,669,052,373,610,080
  5. Step 5: Solve for x
    x = 60,669,052,373,610,080/379,270,772.72
  6. Step 6: Final answer
    x = 159,962,371.84

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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.