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Finding the Fourth Proportional to 40,052,110.40, 60,078,165.60 and 40,052,110.40

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Solution

The fourth proportional to 40,052,110.40, 60,078,165.60 and 40,052,110.40 is: 60,078,165.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,052,110.40 : 60,078,165.60 = 40,052,110.40 : x
  2. Step 2: Convert to fraction form
    40,052,110.40/60,078,165.60 = 40,052,110.40/x
  3. Step 3: Cross multiply
    40,052,110.40x = 60,078,165.60 × 40,052,110.40
  4. Step 4: Simplify right side
    40,052,110.40x = 2,406,257,321,240,682
  5. Step 5: Solve for x
    x = 2,406,257,321,240,682/40,052,110.40
  6. Step 6: Final answer
    x = 60,078,165.60

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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.