Home / 48,512,080.80-72,768,121.20-48,512,080.80

Finding the Fourth Proportional to 48,512,080.80, 72,768,121.20 and 48,512,080.80

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Solution

The fourth proportional to 48,512,080.80, 72,768,121.20 and 48,512,080.80 is: 72,768,121.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,512,080.80 : 72,768,121.20 = 48,512,080.80 : x
  2. Step 2: Convert to fraction form
    48,512,080.80/72,768,121.20 = 48,512,080.80/x
  3. Step 3: Cross multiply
    48,512,080.80x = 72,768,121.20 × 48,512,080.80
  4. Step 4: Simplify right side
    48,512,080.80x = 3,530,132,975,318,593
  5. Step 5: Solve for x
    x = 3,530,132,975,318,593/48,512,080.80
  6. Step 6: Final answer
    x = 72,768,121.20

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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.