Home / 1,353,123,076.60-2,029,684,614.90-664,375,540.60

Finding the Fourth Proportional to 1,353,123,076.60, 2,029,684,614.90 and 664,375,540.60

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Solution

The fourth proportional to 1,353,123,076.60, 2,029,684,614.90 and 664,375,540.60 is: 996,563,310.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,353,123,076.60 : 2,029,684,614.90 = 664,375,540.60 : x
  2. Step 2: Convert to fraction form
    1,353,123,076.60/2,029,684,614.90 = 664,375,540.60/x
  3. Step 3: Cross multiply
    1,353,123,076.60x = 2,029,684,614.90 × 664,375,540.60
  4. Step 4: Simplify right side
    1,353,123,076.60x = 1,348,472,813,271,690,496
  5. Step 5: Solve for x
    x = 1,348,472,813,271,690,496/1,353,123,076.60
  6. Step 6: Final answer
    x = 996,563,310.90

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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.