Home / 11,318,787,961.20-16,962,057,628.20-8,347,883,180.40

Finding the Fourth Proportional to 11,318,787,961.20, 16,962,057,628.20 and 8,347,883,180.40

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Solution

The fourth proportional to 11,318,787,961.20, 16,962,057,628.20 and 8,347,883,180.40 is: 12,509,932,694.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,318,787,961.20 : 16,962,057,628.20 = 8,347,883,180.40 : x
  2. Step 2: Convert to fraction form
    11,318,787,961.20/16,962,057,628.20 = 8,347,883,180.40/x
  3. Step 3: Cross multiply
    11,318,787,961.20x = 16,962,057,628.20 × 8,347,883,180.40
  4. Step 4: Simplify right side
    11,318,787,961.20x = 141,597,275,579,426,291,712
  5. Step 5: Solve for x
    x = 141,597,275,579,426,291,712/11,318,787,961.20
  6. Step 6: Final answer
    x = 12,509,932,694.63

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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.