Home / 258,576,907.56-356,843,704.12-141,109,806.84

Finding the Fourth Proportional to 258,576,907.56, 356,843,704.12 and 141,109,806.84

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Solution

The fourth proportional to 258,576,907.56, 356,843,704.12 and 141,109,806.84 is: 194,735,665.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,576,907.56 : 356,843,704.12 = 141,109,806.84 : x
  2. Step 2: Convert to fraction form
    258,576,907.56/356,843,704.12 = 141,109,806.84/x
  3. Step 3: Cross multiply
    258,576,907.56x = 356,843,704.12 × 141,109,806.84
  4. Step 4: Simplify right side
    258,576,907.56x = 50,354,146,160,443,312
  5. Step 5: Solve for x
    x = 50,354,146,160,443,312/258,576,907.56
  6. Step 6: Final answer
    x = 194,735,665.44

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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.