Home / 67,396,854,876.46-101,071,436,471.67-19,579,916,115.88

Finding the Fourth Proportional to 67,396,854,876.46, 101,071,436,471.67 and 19,579,916,115.88

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Solution

The fourth proportional to 67,396,854,876.46, 101,071,436,471.67 and 19,579,916,115.88 is: 29,362,946,556.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,396,854,876.46 : 101,071,436,471.67 = 19,579,916,115.88 : x
  2. Step 2: Convert to fraction form
    67,396,854,876.46/101,071,436,471.67 = 19,579,916,115.88/x
  3. Step 3: Cross multiply
    67,396,854,876.46x = 101,071,436,471.67 × 19,579,916,115.88
  4. Step 4: Simplify right side
    67,396,854,876.46x = 1,978,970,247,826,793,037,824
  5. Step 5: Solve for x
    x = 1,978,970,247,826,793,037,824/67,396,854,876.46
  6. Step 6: Final answer
    x = 29,362,946,556.69

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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.