Home / 55,090,496,747.80-82,513,301,115.30-47,743,856,363.80

Finding the Fourth Proportional to 55,090,496,747.80, 82,513,301,115.30 and 47,743,856,363.80

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Solution

The fourth proportional to 55,090,496,747.80, 82,513,301,115.30 and 47,743,856,363.80 is: 71,509,669,164.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,090,496,747.80 : 82,513,301,115.30 = 47,743,856,363.80 : x
  2. Step 2: Convert to fraction form
    55,090,496,747.80/82,513,301,115.30 = 47,743,856,363.80/x
  3. Step 3: Cross multiply
    55,090,496,747.80x = 82,513,301,115.30 × 47,743,856,363.80
  4. Step 4: Simplify right side
    55,090,496,747.80x = 3,939,503,196,551,861,764,096
  5. Step 5: Solve for x
    x = 3,939,503,196,551,861,764,096/55,090,496,747.80
  6. Step 6: Final answer
    x = 71,509,669,164.66

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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.