Home / 10,662,231,466.80-15,993,347,200.20-5,152,251,178.80

Finding the Fourth Proportional to 10,662,231,466.80, 15,993,347,200.20 and 5,152,251,178.80

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Solution

The fourth proportional to 10,662,231,466.80, 15,993,347,200.20 and 5,152,251,178.80 is: 7,728,376,768.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,662,231,466.80 : 15,993,347,200.20 = 5,152,251,178.80 : x
  2. Step 2: Convert to fraction form
    10,662,231,466.80/15,993,347,200.20 = 5,152,251,178.80/x
  3. Step 3: Cross multiply
    10,662,231,466.80x = 15,993,347,200.20 × 5,152,251,178.80
  4. Step 4: Simplify right side
    10,662,231,466.80x = 82,401,741,965,188,136,960
  5. Step 5: Solve for x
    x = 82,401,741,965,188,136,960/10,662,231,466.80
  6. Step 6: Final answer
    x = 7,728,376,768.20

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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.