Home / 8,263,085,943.70-12,394,628,915.55-8,185,601,845.90

Finding the Fourth Proportional to 8,263,085,943.70, 12,394,628,915.55 and 8,185,601,845.90

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Solution

The fourth proportional to 8,263,085,943.70, 12,394,628,915.55 and 8,185,601,845.90 is: 12,278,402,768.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,263,085,943.70 : 12,394,628,915.55 = 8,185,601,845.90 : x
  2. Step 2: Convert to fraction form
    8,263,085,943.70/12,394,628,915.55 = 8,185,601,845.90/x
  3. Step 3: Cross multiply
    8,263,085,943.70x = 12,394,628,915.55 × 8,185,601,845.90
  4. Step 4: Simplify right side
    8,263,085,943.70x = 101,457,497,330,371,592,192
  5. Step 5: Solve for x
    x = 101,457,497,330,371,592,192/8,263,085,943.70
  6. Step 6: Final answer
    x = 12,278,402,768.85

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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.