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Finding the Fourth Proportional to 104,978,616.30, 157,467,924.45 and 33,175,032.30

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Solution

The fourth proportional to 104,978,616.30, 157,467,924.45 and 33,175,032.30 is: 49,762,548.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,978,616.30 : 157,467,924.45 = 33,175,032.30 : x
  2. Step 2: Convert to fraction form
    104,978,616.30/157,467,924.45 = 33,175,032.30/x
  3. Step 3: Cross multiply
    104,978,616.30x = 157,467,924.45 × 33,175,032.30
  4. Step 4: Simplify right side
    104,978,616.30x = 5,224,003,479,842,709
  5. Step 5: Solve for x
    x = 5,224,003,479,842,709/104,978,616.30
  6. Step 6: Final answer
    x = 49,762,548.45

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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.