Home / 80,760,150.80-121,140,226.20-48,511,523.60

Finding the Fourth Proportional to 80,760,150.80, 121,140,226.20 and 48,511,523.60

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Solution

The fourth proportional to 80,760,150.80, 121,140,226.20 and 48,511,523.60 is: 72,767,285.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,760,150.80 : 121,140,226.20 = 48,511,523.60 : x
  2. Step 2: Convert to fraction form
    80,760,150.80/121,140,226.20 = 48,511,523.60/x
  3. Step 3: Cross multiply
    80,760,150.80x = 121,140,226.20 × 48,511,523.60
  4. Step 4: Simplify right side
    80,760,150.80x = 5,876,696,942,210,639
  5. Step 5: Solve for x
    x = 5,876,696,942,210,639/80,760,150.80
  6. Step 6: Final answer
    x = 72,767,285.40

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1.5x scale

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.