Home / 11,813,837,139.20-17,709,670,243.20-4,457,790,905.60

Finding the Fourth Proportional to 11,813,837,139.20, 17,709,670,243.20 and 4,457,790,905.60

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Solution

The fourth proportional to 11,813,837,139.20, 17,709,670,243.20 and 4,457,790,905.60 is: 6,682,503,408.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,813,837,139.20 : 17,709,670,243.20 = 4,457,790,905.60 : x
  2. Step 2: Convert to fraction form
    11,813,837,139.20/17,709,670,243.20 = 4,457,790,905.60/x
  3. Step 3: Cross multiply
    11,813,837,139.20x = 17,709,670,243.20 × 4,457,790,905.60
  4. Step 4: Simplify right side
    11,813,837,139.20x = 78,946,006,951,311,917,056
  5. Step 5: Solve for x
    x = 78,946,006,951,311,917,056/11,813,837,139.20
  6. Step 6: Final answer
    x = 6,682,503,408.60

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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.