Home / 8,517,456,622.94-12,764,764,671.44-6,628,933,178.69

Finding the Fourth Proportional to 8,517,456,622.94, 12,764,764,671.44 and 6,628,933,178.69

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Solution

The fourth proportional to 8,517,456,622.94, 12,764,764,671.44 and 6,628,933,178.69 is: 9,934,511,649.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,517,456,622.94 : 12,764,764,671.44 = 6,628,933,178.69 : x
  2. Step 2: Convert to fraction form
    8,517,456,622.94/12,764,764,671.44 = 6,628,933,178.69/x
  3. Step 3: Cross multiply
    8,517,456,622.94x = 12,764,764,671.44 × 6,628,933,178.69
  4. Step 4: Simplify right side
    8,517,456,622.94x = 84,616,772,048,581,607,424
  5. Step 5: Solve for x
    x = 84,616,772,048,581,607,424/8,517,456,622.94
  6. Step 6: Final answer
    x = 9,934,511,649.96

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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.