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Finding the Fourth Proportional to 73,046,844.32, 100,807,813.88 and 40,451,796.32

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Solution

The fourth proportional to 73,046,844.32, 100,807,813.88 and 40,451,796.32 is: 55,825,233.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,046,844.32 : 100,807,813.88 = 40,451,796.32 : x
  2. Step 2: Convert to fraction form
    73,046,844.32/100,807,813.88 = 40,451,796.32/x
  3. Step 3: Cross multiply
    73,046,844.32x = 100,807,813.88 × 40,451,796.32
  4. Step 4: Simplify right side
    73,046,844.32x = 4,077,857,154,538,229
  5. Step 5: Solve for x
    x = 4,077,857,154,538,229/73,046,844.32
  6. Step 6: Final answer
    x = 55,825,233.69

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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.