Home / 74,521,751.78-102,839,997.04-41,481,284.78

Finding the Fourth Proportional to 74,521,751.78, 102,839,997.04 and 41,481,284.78

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Solution

The fourth proportional to 74,521,751.78, 102,839,997.04 and 41,481,284.78 is: 57,244,161.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,521,751.78 : 102,839,997.04 = 41,481,284.78 : x
  2. Step 2: Convert to fraction form
    74,521,751.78/102,839,997.04 = 41,481,284.78/x
  3. Step 3: Cross multiply
    74,521,751.78x = 102,839,997.04 × 41,481,284.78
  4. Step 4: Simplify right side
    74,521,751.78x = 4,265,935,203,990,597.50
  5. Step 5: Solve for x
    x = 4,265,935,203,990,597.50/74,521,751.78
  6. Step 6: Final answer
    x = 57,244,161.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.