Home / 3,149,284,163.10-4,723,926,244.65-3,131,144,310.30

Finding the Fourth Proportional to 3,149,284,163.10, 4,723,926,244.65 and 3,131,144,310.30

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Solution

The fourth proportional to 3,149,284,163.10, 4,723,926,244.65 and 3,131,144,310.30 is: 4,696,716,465.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,149,284,163.10 : 4,723,926,244.65 = 3,131,144,310.30 : x
  2. Step 2: Convert to fraction form
    3,149,284,163.10/4,723,926,244.65 = 3,131,144,310.30/x
  3. Step 3: Cross multiply
    3,149,284,163.10x = 4,723,926,244.65 × 3,131,144,310.30
  4. Step 4: Simplify right side
    3,149,284,163.10x = 14,791,294,783,212,693,504
  5. Step 5: Solve for x
    x = 14,791,294,783,212,693,504/3,149,284,163.10
  6. Step 6: Final answer
    x = 4,696,716,465.45

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Double scale
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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.