Home / 1,981,451,074.60-2,969,625,695.10-1,519,097,404.60

Finding the Fourth Proportional to 1,981,451,074.60, 2,969,625,695.10 and 1,519,097,404.60

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Solution

The fourth proportional to 1,981,451,074.60, 2,969,625,695.10 and 1,519,097,404.60 is: 2,276,690,423.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,981,451,074.60 : 2,969,625,695.10 = 1,519,097,404.60 : x
  2. Step 2: Convert to fraction form
    1,981,451,074.60/2,969,625,695.10 = 1,519,097,404.60/x
  3. Step 3: Cross multiply
    1,981,451,074.60x = 2,969,625,695.10 × 1,519,097,404.60
  4. Step 4: Simplify right side
    1,981,451,074.60x = 4,511,150,686,059,880,448
  5. Step 5: Solve for x
    x = 4,511,150,686,059,880,448/1,981,451,074.60
  6. Step 6: Final answer
    x = 2,276,690,423.44

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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.