Home / 996,194,146.20-1,492,275,680.10-689,832,187.80

Finding the Fourth Proportional to 996,194,146.20, 1,492,275,680.10 and 689,832,187.80

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Solution

The fourth proportional to 996,194,146.20, 1,492,275,680.10 and 689,832,187.80 is: 1,033,352,586.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,194,146.20 : 1,492,275,680.10 = 689,832,187.80 : x
  2. Step 2: Convert to fraction form
    996,194,146.20/1,492,275,680.10 = 689,832,187.80/x
  3. Step 3: Cross multiply
    996,194,146.20x = 1,492,275,680.10 × 689,832,187.80
  4. Step 4: Simplify right side
    996,194,146.20x = 1,029,419,797,204,115,840
  5. Step 5: Solve for x
    x = 1,029,419,797,204,115,840/996,194,146.20
  6. Step 6: Final answer
    x = 1,033,352,586.07

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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.