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Finding the Fourth Proportional to 33,898,889.60, 50,848,334.40 and 30,182,998.40

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Solution

The fourth proportional to 33,898,889.60, 50,848,334.40 and 30,182,998.40 is: 45,274,497.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,898,889.60 : 50,848,334.40 = 30,182,998.40 : x
  2. Step 2: Convert to fraction form
    33,898,889.60/50,848,334.40 = 30,182,998.40/x
  3. Step 3: Cross multiply
    33,898,889.60x = 50,848,334.40 × 30,182,998.40
  4. Step 4: Simplify right side
    33,898,889.60x = 1,534,755,195,837,864.75
  5. Step 5: Solve for x
    x = 1,534,755,195,837,864.75/33,898,889.60
  6. Step 6: Final answer
    x = 45,274,497.60

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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.