Home / 323,014,728.80-484,522,093.20-186,965,832.80

Finding the Fourth Proportional to 323,014,728.80, 484,522,093.20 and 186,965,832.80

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Solution

The fourth proportional to 323,014,728.80, 484,522,093.20 and 186,965,832.80 is: 280,448,749.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,014,728.80 : 484,522,093.20 = 186,965,832.80 : x
  2. Step 2: Convert to fraction form
    323,014,728.80/484,522,093.20 = 186,965,832.80/x
  3. Step 3: Cross multiply
    323,014,728.80x = 484,522,093.20 × 186,965,832.80
  4. Step 4: Simplify right side
    323,014,728.80x = 90,589,076,665,137,216
  5. Step 5: Solve for x
    x = 90,589,076,665,137,216/323,014,728.80
  6. Step 6: Final answer
    x = 280,448,749.20

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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.