Home / 8,517,456,872.17-12,764,765,043.70-6,628,933,428.48

Finding the Fourth Proportional to 8,517,456,872.17, 12,764,765,043.70 and 6,628,933,428.48

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Solution

The fourth proportional to 8,517,456,872.17, 12,764,765,043.70 and 6,628,933,428.48 is: 9,934,512,023.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,517,456,872.17 : 12,764,765,043.70 = 6,628,933,428.48 : x
  2. Step 2: Convert to fraction form
    8,517,456,872.17/12,764,765,043.70 = 6,628,933,428.48/x
  3. Step 3: Cross multiply
    8,517,456,872.17x = 12,764,765,043.70 × 6,628,933,428.48
  4. Step 4: Simplify right side
    8,517,456,872.17x = 84,616,777,704,875,900,928
  5. Step 5: Solve for x
    x = 84,616,777,704,875,900,928/8,517,456,872.17
  6. Step 6: Final answer
    x = 9,934,512,023.34

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1.5x scale

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.