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Finding the Fourth Proportional to 40,376,893.60, 60,481,359.60 and 33,658,429.60

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Solution

The fourth proportional to 40,376,893.60, 60,481,359.60 and 33,658,429.60 is: 50,417,637.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,376,893.60 : 60,481,359.60 = 33,658,429.60 : x
  2. Step 2: Convert to fraction form
    40,376,893.60/60,481,359.60 = 33,658,429.60/x
  3. Step 3: Cross multiply
    40,376,893.60x = 60,481,359.60 × 33,658,429.60
  4. Step 4: Simplify right side
    40,376,893.60x = 2,035,707,584,208,884.25
  5. Step 5: Solve for x
    x = 2,035,707,584,208,884.25/40,376,893.60
  6. Step 6: Final answer
    x = 50,417,637.48

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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.