Home / 347,141,028.08-479,022,957.60-205,987,926.80

Finding the Fourth Proportional to 347,141,028.08, 479,022,957.60 and 205,987,926.80

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Solution

The fourth proportional to 347,141,028.08, 479,022,957.60 and 205,987,926.80 is: 284,244,551.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,141,028.08 : 479,022,957.60 = 205,987,926.80 : x
  2. Step 2: Convert to fraction form
    347,141,028.08/479,022,957.60 = 205,987,926.80/x
  3. Step 3: Cross multiply
    347,141,028.08x = 479,022,957.60 × 205,987,926.80
  4. Step 4: Simplify right side
    347,141,028.08x = 98,672,945,925,628,320
  5. Step 5: Solve for x
    x = 98,672,945,925,628,320/347,141,028.08
  6. Step 6: Final answer
    x = 284,244,551.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.