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Finding the Fourth Proportional to 73,518,337.80, 110,265,696.90 and 22,388,464.80

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Solution

The fourth proportional to 73,518,337.80, 110,265,696.90 and 22,388,464.80 is: 33,579,100.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,518,337.80 : 110,265,696.90 = 22,388,464.80 : x
  2. Step 2: Convert to fraction form
    73,518,337.80/110,265,696.90 = 22,388,464.80/x
  3. Step 3: Cross multiply
    73,518,337.80x = 110,265,696.90 × 22,388,464.80
  4. Step 4: Simplify right side
    73,518,337.80x = 2,468,679,673,693,119.50
  5. Step 5: Solve for x
    x = 2,468,679,673,693,119.50/73,518,337.80
  6. Step 6: Final answer
    x = 33,579,100.77

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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.