Home / 2,552,981,911.84-3,829,587,568.62-782,222,900.68

Finding the Fourth Proportional to 2,552,981,911.84, 3,829,587,568.62 and 782,222,900.68

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Solution

The fourth proportional to 2,552,981,911.84, 3,829,587,568.62 and 782,222,900.68 is: 1,173,369,494.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,552,981,911.84 : 3,829,587,568.62 = 782,222,900.68 : x
  2. Step 2: Convert to fraction form
    2,552,981,911.84/3,829,587,568.62 = 782,222,900.68/x
  3. Step 3: Cross multiply
    2,552,981,911.84x = 3,829,587,568.62 × 782,222,900.68
  4. Step 4: Simplify right side
    2,552,981,911.84x = 2,995,591,096,334,004,736
  5. Step 5: Solve for x
    x = 2,995,591,096,334,004,736/2,552,981,911.84
  6. Step 6: Final answer
    x = 1,173,369,494.88

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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.