Home / 7,647,783,091.20-11,471,674,636.80-4,540,766,428.80

Finding the Fourth Proportional to 7,647,783,091.20, 11,471,674,636.80 and 4,540,766,428.80

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Solution

The fourth proportional to 7,647,783,091.20, 11,471,674,636.80 and 4,540,766,428.80 is: 6,811,149,643.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,647,783,091.20 : 11,471,674,636.80 = 4,540,766,428.80 : x
  2. Step 2: Convert to fraction form
    7,647,783,091.20/11,471,674,636.80 = 4,540,766,428.80/x
  3. Step 3: Cross multiply
    7,647,783,091.20x = 11,471,674,636.80 × 4,540,766,428.80
  4. Step 4: Simplify right side
    7,647,783,091.20x = 52,090,195,072,897,867,776
  5. Step 5: Solve for x
    x = 52,090,195,072,897,867,776/7,647,783,091.20
  6. Step 6: Final answer
    x = 6,811,149,643.20

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Double scale
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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.