Home / 5,112,135,785.64-7,672,917,455.64-2,592,832,149.72

Finding the Fourth Proportional to 5,112,135,785.64, 7,672,917,455.64 and 2,592,832,149.72

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Solution

The fourth proportional to 5,112,135,785.64, 7,672,917,455.64 and 2,592,832,149.72 is: 3,891,639,012.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,112,135,785.64 : 7,672,917,455.64 = 2,592,832,149.72 : x
  2. Step 2: Convert to fraction form
    5,112,135,785.64/7,672,917,455.64 = 2,592,832,149.72/x
  3. Step 3: Cross multiply
    5,112,135,785.64x = 7,672,917,455.64 × 2,592,832,149.72
  4. Step 4: Simplify right side
    5,112,135,785.64x = 19,894,587,061,131,173,888
  5. Step 5: Solve for x
    x = 19,894,587,061,131,173,888/5,112,135,785.64
  6. Step 6: Final answer
    x = 3,891,639,012.61

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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.