Home / 7,647,783,107.70-11,471,674,661.55-4,540,766,445.30

Finding the Fourth Proportional to 7,647,783,107.70, 11,471,674,661.55 and 4,540,766,445.30

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Solution

The fourth proportional to 7,647,783,107.70, 11,471,674,661.55 and 4,540,766,445.30 is: 6,811,149,667.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,647,783,107.70 : 11,471,674,661.55 = 4,540,766,445.30 : x
  2. Step 2: Convert to fraction form
    7,647,783,107.70/11,471,674,661.55 = 4,540,766,445.30/x
  3. Step 3: Cross multiply
    7,647,783,107.70x = 11,471,674,661.55 × 4,540,766,445.30
  4. Step 4: Simplify right side
    7,647,783,107.70x = 52,090,195,374,564,474,880
  5. Step 5: Solve for x
    x = 52,090,195,374,564,474,880/7,647,783,107.70
  6. Step 6: Final answer
    x = 6,811,149,667.95

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Double scale
Find fourth proportional to 7,647,783,108.70, 11,471,674,663.05 and 4,540,766,446.30
Similar ratio
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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.