Home / 55,090,496,747.30-82,513,301,114.55-47,743,856,363.30

Finding the Fourth Proportional to 55,090,496,747.30, 82,513,301,114.55 and 47,743,856,363.30

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Solution

The fourth proportional to 55,090,496,747.30, 82,513,301,114.55 and 47,743,856,363.30 is: 71,509,669,163.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,090,496,747.30 : 82,513,301,114.55 = 47,743,856,363.30 : x
  2. Step 2: Convert to fraction form
    55,090,496,747.30/82,513,301,114.55 = 47,743,856,363.30/x
  3. Step 3: Cross multiply
    55,090,496,747.30x = 82,513,301,114.55 × 47,743,856,363.30
  4. Step 4: Simplify right side
    55,090,496,747.30x = 3,939,503,196,474,797,195,264
  5. Step 5: Solve for x
    x = 3,939,503,196,474,797,195,264/55,090,496,747.30
  6. Step 6: Final answer
    x = 71,509,669,163.91

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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.