Home / 101,824,339.64-140,517,952.62-55,415,149.88

Finding the Fourth Proportional to 101,824,339.64, 140,517,952.62 and 55,415,149.88

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Solution

The fourth proportional to 101,824,339.64, 140,517,952.62 and 55,415,149.88 is: 76,473,104.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,824,339.64 : 140,517,952.62 = 55,415,149.88 : x
  2. Step 2: Convert to fraction form
    101,824,339.64/140,517,952.62 = 55,415,149.88/x
  3. Step 3: Cross multiply
    101,824,339.64x = 140,517,952.62 × 55,415,149.88
  4. Step 4: Simplify right side
    101,824,339.64x = 7,786,823,405,268,039
  5. Step 5: Solve for x
    x = 7,786,823,405,268,039/101,824,339.64
  6. Step 6: Final answer
    x = 76,473,104.89

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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.