Home / 8,213,305,001,010.30-12,319,957,501,516-7,865,074,246,808.70

Finding the Fourth Proportional to 8,213,305,001,010.30, 12,319,957,501,516 and 7,865,074,246,808.70

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Solution

The fourth proportional to 8,213,305,001,010.30, 12,319,957,501,516 and 7,865,074,246,808.70 is: 11,797,611,370,213.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,213,305,001,010.30 : 12,319,957,501,516 = 7,865,074,246,808.70 : x
  2. Step 2: Convert to fraction form
    8,213,305,001,010.30/12,319,957,501,516 = 7,865,074,246,808.70/x
  3. Step 3: Cross multiply
    8,213,305,001,010.30x = 12,319,957,501,516 × 7,865,074,246,808.70
  4. Step 4: Simplify right side
    8,213,305,001,010.30x = 96,897,380,466,951,155,531,907,072
  5. Step 5: Solve for x
    x = 96,897,380,466,951,155,531,907,072/8,213,305,001,010.30
  6. Step 6: Final answer
    x = 11,797,611,370,213.58

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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.