Home / 258,576,906.56-356,843,702.74-141,109,805.84

Finding the Fourth Proportional to 258,576,906.56, 356,843,702.74 and 141,109,805.84

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Solution

The fourth proportional to 258,576,906.56, 356,843,702.74 and 141,109,805.84 is: 194,735,664.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,576,906.56 : 356,843,702.74 = 141,109,805.84 : x
  2. Step 2: Convert to fraction form
    258,576,906.56/356,843,702.74 = 141,109,805.84/x
  3. Step 3: Cross multiply
    258,576,906.56x = 356,843,702.74 × 141,109,805.84
  4. Step 4: Simplify right side
    258,576,906.56x = 50,354,145,608,868,080
  5. Step 5: Solve for x
    x = 50,354,145,608,868,080/258,576,906.56
  6. Step 6: Final answer
    x = 194,735,664.06

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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.