Home / 15,661,256,753.82-21,613,104,560.79-8,524,325,609.58

Finding the Fourth Proportional to 15,661,256,753.82, 21,613,104,560.79 and 8,524,325,609.58

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Solution

The fourth proportional to 15,661,256,753.82, 21,613,104,560.79 and 8,524,325,609.58 is: 11,763,879,719.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,661,256,753.82 : 21,613,104,560.79 = 8,524,325,609.58 : x
  2. Step 2: Convert to fraction form
    15,661,256,753.82/21,613,104,560.79 = 8,524,325,609.58/x
  3. Step 3: Cross multiply
    15,661,256,753.82x = 21,613,104,560.79 × 8,524,325,609.58
  4. Step 4: Simplify right side
    15,661,256,753.82x = 184,237,140,710,072,516,608
  5. Step 5: Solve for x
    x = 184,237,140,710,072,516,608/15,661,256,753.82
  6. Step 6: Final answer
    x = 11,763,879,719.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.