Home / 319,081,141.24-440,365,827.96-187,033,082.56

Finding the Fourth Proportional to 319,081,141.24, 440,365,827.96 and 187,033,082.56

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Solution

The fourth proportional to 319,081,141.24, 440,365,827.96 and 187,033,082.56 is: 258,125,497.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,081,141.24 : 440,365,827.96 = 187,033,082.56 : x
  2. Step 2: Convert to fraction form
    319,081,141.24/440,365,827.96 = 187,033,082.56/x
  3. Step 3: Cross multiply
    319,081,141.24x = 440,365,827.96 × 187,033,082.56
  4. Step 4: Simplify right side
    319,081,141.24x = 82,362,978,256,344,512
  5. Step 5: Solve for x
    x = 82,362,978,256,344,512/319,081,141.24
  6. Step 6: Final answer
    x = 258,125,497.29

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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.