Home / 1,492,994,163.60-2,239,491,245.40-457,846,822.80

Finding the Fourth Proportional to 1,492,994,163.60, 2,239,491,245.40 and 457,846,822.80

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Solution

The fourth proportional to 1,492,994,163.60, 2,239,491,245.40 and 457,846,822.80 is: 686,770,234.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,492,994,163.60 : 2,239,491,245.40 = 457,846,822.80 : x
  2. Step 2: Convert to fraction form
    1,492,994,163.60/2,239,491,245.40 = 457,846,822.80/x
  3. Step 3: Cross multiply
    1,492,994,163.60x = 2,239,491,245.40 × 457,846,822.80
  4. Step 4: Simplify right side
    1,492,994,163.60x = 1,025,343,951,394,805,248
  5. Step 5: Solve for x
    x = 1,025,343,951,394,805,248/1,492,994,163.60
  6. Step 6: Final answer
    x = 686,770,234.20

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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.