Home / 944,036,635.43-1,415,813,410.76-279,895,355.50

Finding the Fourth Proportional to 944,036,635.43, 1,415,813,410.76 and 279,895,355.50

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Solution

The fourth proportional to 944,036,635.43, 1,415,813,410.76 and 279,895,355.50 is: 419,771,418.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    944,036,635.43 : 1,415,813,410.76 = 279,895,355.50 : x
  2. Step 2: Convert to fraction form
    944,036,635.43/1,415,813,410.76 = 279,895,355.50/x
  3. Step 3: Cross multiply
    944,036,635.43x = 1,415,813,410.76 × 279,895,355.50
  4. Step 4: Simplify right side
    944,036,635.43x = 396,279,597,917,859,200
  5. Step 5: Solve for x
    x = 396,279,597,917,859,200/944,036,635.43
  6. Step 6: Final answer
    x = 419,771,418.87

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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.