Home / 347,964,324.24-479,745,006.96-285,008,496.60

Finding the Fourth Proportional to 347,964,324.24, 479,745,006.96 and 285,008,496.60

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Solution

The fourth proportional to 347,964,324.24, 479,745,006.96 and 285,008,496.60 is: 392,946,614.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,964,324.24 : 479,745,006.96 = 285,008,496.60 : x
  2. Step 2: Convert to fraction form
    347,964,324.24/479,745,006.96 = 285,008,496.60/x
  3. Step 3: Cross multiply
    347,964,324.24x = 479,745,006.96 × 285,008,496.60
  4. Step 4: Simplify right side
    347,964,324.24x = 136,731,403,185,026,144
  5. Step 5: Solve for x
    x = 136,731,403,185,026,144/347,964,324.24
  6. Step 6: Final answer
    x = 392,946,614.52

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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.