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Finding the Fourth Proportional to 18,134,600.70, 25,422,033.30 and 18,134,600.70

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Solution

The fourth proportional to 18,134,600.70, 25,422,033.30 and 18,134,600.70 is: 25,422,033.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,134,600.70 : 25,422,033.30 = 18,134,600.70 : x
  2. Step 2: Convert to fraction form
    18,134,600.70/25,422,033.30 = 18,134,600.70/x
  3. Step 3: Cross multiply
    18,134,600.70x = 25,422,033.30 × 18,134,600.70
  4. Step 4: Simplify right side
    18,134,600.70x = 461,018,422,877,603.31
  5. Step 5: Solve for x
    x = 461,018,422,877,603.31/18,134,600.70
  6. Step 6: Final answer
    x = 25,422,033.30

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.