Home / 18,392,416,331.34-27,606,066,479.73-11,384,027,592.78

Finding the Fourth Proportional to 18,392,416,331.34, 27,606,066,479.73 and 11,384,027,592.78

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Solution

The fourth proportional to 18,392,416,331.34, 27,606,066,479.73 and 11,384,027,592.78 is: 17,086,837,143.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,392,416,331.34 : 27,606,066,479.73 = 11,384,027,592.78 : x
  2. Step 2: Convert to fraction form
    18,392,416,331.34/27,606,066,479.73 = 11,384,027,592.78/x
  3. Step 3: Cross multiply
    18,392,416,331.34x = 27,606,066,479.73 × 11,384,027,592.78
  4. Step 4: Simplify right side
    18,392,416,331.34x = 314,268,222,533,365,399,552
  5. Step 5: Solve for x
    x = 314,268,222,533,365,399,552/18,392,416,331.34
  6. Step 6: Final answer
    x = 17,086,837,143.73

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1.5x scale

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.