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Finding the Fourth Proportional to 92,978,411.78, 139,467,617.02 and 33,895,223.18

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Solution

The fourth proportional to 92,978,411.78, 139,467,617.02 and 33,895,223.18 is: 50,842,834.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,978,411.78 : 139,467,617.02 = 33,895,223.18 : x
  2. Step 2: Convert to fraction form
    92,978,411.78/139,467,617.02 = 33,895,223.18/x
  3. Step 3: Cross multiply
    92,978,411.78x = 139,467,617.02 × 33,895,223.18
  4. Step 4: Simplify right side
    92,978,411.78x = 4,727,286,005,275,667
  5. Step 5: Solve for x
    x = 4,727,286,005,275,667/92,978,411.78
  6. Step 6: Final answer
    x = 50,842,834.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.