Home / 1,286,796,730.38-1,930,846,994.82-587,211,339.30

Finding the Fourth Proportional to 1,286,796,730.38, 1,930,846,994.82 and 587,211,339.30

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Solution

The fourth proportional to 1,286,796,730.38, 1,930,846,994.82 and 587,211,339.30 is: 881,114,493.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,286,796,730.38 : 1,930,846,994.82 = 587,211,339.30 : x
  2. Step 2: Convert to fraction form
    1,286,796,730.38/1,930,846,994.82 = 587,211,339.30/x
  3. Step 3: Cross multiply
    1,286,796,730.38x = 1,930,846,994.82 × 587,211,339.30
  4. Step 4: Simplify right side
    1,286,796,730.38x = 1,133,815,249,811,632,256
  5. Step 5: Solve for x
    x = 1,133,815,249,811,632,256/1,286,796,730.38
  6. Step 6: Final answer
    x = 881,114,493.88

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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.