Home / 67,396,854,859.20-101,071,436,445.42-19,579,916,098.50

Finding the Fourth Proportional to 67,396,854,859.20, 101,071,436,445.42 and 19,579,916,098.50

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Solution

The fourth proportional to 67,396,854,859.20, 101,071,436,445.42 and 19,579,916,098.50 is: 29,362,946,530.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,396,854,859.20 : 101,071,436,445.42 = 19,579,916,098.50 : x
  2. Step 2: Convert to fraction form
    67,396,854,859.20/101,071,436,445.42 = 19,579,916,098.50/x
  3. Step 3: Cross multiply
    67,396,854,859.20x = 101,071,436,445.42 × 19,579,916,098.50
  4. Step 4: Simplify right side
    67,396,854,859.20x = 1,978,970,245,556,198,703,104
  5. Step 5: Solve for x
    x = 1,978,970,245,556,198,703,104/67,396,854,859.20
  6. Step 6: Final answer
    x = 29,362,946,530.52

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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.