Home / 20,335,470,964.64-28,062,234,177.68-11,179,933,144.16

Finding the Fourth Proportional to 20,335,470,964.64, 28,062,234,177.68 and 11,179,933,144.16

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Solution

The fourth proportional to 20,335,470,964.64, 28,062,234,177.68 and 11,179,933,144.16 is: 15,427,914,235.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,335,470,964.64 : 28,062,234,177.68 = 11,179,933,144.16 : x
  2. Step 2: Convert to fraction form
    20,335,470,964.64/28,062,234,177.68 = 11,179,933,144.16/x
  3. Step 3: Cross multiply
    20,335,470,964.64x = 28,062,234,177.68 × 11,179,933,144.16
  4. Step 4: Simplify right side
    20,335,470,964.64x = 313,733,901,982,224,154,624
  5. Step 5: Solve for x
    x = 313,733,901,982,224,154,624/20,335,470,964.64
  6. Step 6: Final answer
    x = 15,427,914,235.56

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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.