Home / 26,992,588,506.80-40,491,556,365.12-9,979,814,769.32

Finding the Fourth Proportional to 26,992,588,506.80, 40,491,556,365.12 and 9,979,814,769.32

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Solution

The fourth proportional to 26,992,588,506.80, 40,491,556,365.12 and 9,979,814,769.32 is: 14,970,710,650.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,992,588,506.80 : 40,491,556,365.12 = 9,979,814,769.32 : x
  2. Step 2: Convert to fraction form
    26,992,588,506.80/40,491,556,365.12 = 9,979,814,769.32/x
  3. Step 3: Cross multiply
    26,992,588,506.80x = 40,491,556,365.12 × 9,979,814,769.32
  4. Step 4: Simplify right side
    26,992,588,506.80x = 404,098,232,245,377,826,816
  5. Step 5: Solve for x
    x = 404,098,232,245,377,826,816/26,992,588,506.80
  6. Step 6: Final answer
    x = 14,970,710,650.58

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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.