Home / 52,114,016.80-78,171,025.20-43,753,261.60

Finding the Fourth Proportional to 52,114,016.80, 78,171,025.20 and 43,753,261.60

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Solution

The fourth proportional to 52,114,016.80, 78,171,025.20 and 43,753,261.60 is: 65,629,892.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,114,016.80 : 78,171,025.20 = 43,753,261.60 : x
  2. Step 2: Convert to fraction form
    52,114,016.80/78,171,025.20 = 43,753,261.60/x
  3. Step 3: Cross multiply
    52,114,016.80x = 78,171,025.20 × 43,753,261.60
  4. Step 4: Simplify right side
    52,114,016.80x = 3,420,237,315,115,792.50
  5. Step 5: Solve for x
    x = 3,420,237,315,115,792.50/52,114,016.80
  6. Step 6: Final answer
    x = 65,629,892.40

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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.