Home / 386,694,028.62-580,035,363.21-95,561,145.09

Finding the Fourth Proportional to 386,694,028.62, 580,035,363.21 and 95,561,145.09

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Solution

The fourth proportional to 386,694,028.62, 580,035,363.21 and 95,561,145.09 is: 143,340,314.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,694,028.62 : 580,035,363.21 = 95,561,145.09 : x
  2. Step 2: Convert to fraction form
    386,694,028.62/580,035,363.21 = 95,561,145.09/x
  3. Step 3: Cross multiply
    386,694,028.62x = 580,035,363.21 × 95,561,145.09
  4. Step 4: Simplify right side
    386,694,028.62x = 55,428,843,501,041,664
  5. Step 5: Solve for x
    x = 55,428,843,501,041,664/386,694,028.62
  6. Step 6: Final answer
    x = 143,340,314.04

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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.