Home / 347,680,517,005.65-521,520,775,508.48-331,150,576,141.65

Finding the Fourth Proportional to 347,680,517,005.65, 521,520,775,508.48 and 331,150,576,141.65

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Solution

The fourth proportional to 347,680,517,005.65, 521,520,775,508.48 and 331,150,576,141.65 is: 496,725,864,212.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,680,517,005.65 : 521,520,775,508.48 = 331,150,576,141.65 : x
  2. Step 2: Convert to fraction form
    347,680,517,005.65/521,520,775,508.48 = 331,150,576,141.65/x
  3. Step 3: Cross multiply
    347,680,517,005.65x = 521,520,775,508.48 × 331,150,576,141.65
  4. Step 4: Simplify right side
    347,680,517,005.65x = 172,701,905,279,473,252,564,992
  5. Step 5: Solve for x
    x = 172,701,905,279,473,252,564,992/347,680,517,005.65
  6. Step 6: Final answer
    x = 496,725,864,212.48

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1.5x scale

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.