Home / 2,180,524,671.60-3,270,787,007.40-1,309,811,737.20

Finding the Fourth Proportional to 2,180,524,671.60, 3,270,787,007.40 and 1,309,811,737.20

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Solution

The fourth proportional to 2,180,524,671.60, 3,270,787,007.40 and 1,309,811,737.20 is: 1,964,717,605.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,180,524,671.60 : 3,270,787,007.40 = 1,309,811,737.20 : x
  2. Step 2: Convert to fraction form
    2,180,524,671.60/3,270,787,007.40 = 1,309,811,737.20/x
  3. Step 3: Cross multiply
    2,180,524,671.60x = 3,270,787,007.40 × 1,309,811,737.20
  4. Step 4: Simplify right side
    2,180,524,671.60x = 4,284,115,212,173,783,552
  5. Step 5: Solve for x
    x = 4,284,115,212,173,783,552/2,180,524,671.60
  6. Step 6: Final answer
    x = 1,964,717,605.80

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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.