Home / 53,946,328.20-80,919,492.30-53,568,414.60

Finding the Fourth Proportional to 53,946,328.20, 80,919,492.30 and 53,568,414.60

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Solution

The fourth proportional to 53,946,328.20, 80,919,492.30 and 53,568,414.60 is: 80,352,621.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,946,328.20 : 80,919,492.30 = 53,568,414.60 : x
  2. Step 2: Convert to fraction form
    53,946,328.20/80,919,492.30 = 53,568,414.60/x
  3. Step 3: Cross multiply
    53,946,328.20x = 80,919,492.30 × 53,568,414.60
  4. Step 4: Simplify right side
    53,946,328.20x = 4,334,728,912,747,907.50
  5. Step 5: Solve for x
    x = 4,334,728,912,747,907.50/53,946,328.20
  6. Step 6: Final answer
    x = 80,352,621.90

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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.