Home / 3,901,197,195.86-5,383,652,165.96-2,117,050,646.29

Finding the Fourth Proportional to 3,901,197,195.86, 5,383,652,165.96 and 2,117,050,646.29

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Solution

The fourth proportional to 3,901,197,195.86, 5,383,652,165.96 and 2,117,050,646.29 is: 2,921,529,911.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,901,197,195.86 : 5,383,652,165.96 = 2,117,050,646.29 : x
  2. Step 2: Convert to fraction form
    3,901,197,195.86/5,383,652,165.96 = 2,117,050,646.29/x
  3. Step 3: Cross multiply
    3,901,197,195.86x = 5,383,652,165.96 × 2,117,050,646.29
  4. Step 4: Simplify right side
    3,901,197,195.86x = 11,397,464,297,322,131,456
  5. Step 5: Solve for x
    x = 11,397,464,297,322,131,456/3,901,197,195.86
  6. Step 6: Final answer
    x = 2,921,529,911.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.