Home / 99,646,080.42-137,511,676.62-55,593,086.07

Finding the Fourth Proportional to 99,646,080.42, 137,511,676.62 and 55,593,086.07

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Solution

The fourth proportional to 99,646,080.42, 137,511,676.62 and 55,593,086.07 is: 76,718,506.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,646,080.42 : 137,511,676.62 = 55,593,086.07 : x
  2. Step 2: Convert to fraction form
    99,646,080.42/137,511,676.62 = 55,593,086.07/x
  3. Step 3: Cross multiply
    99,646,080.42x = 137,511,676.62 × 55,593,086.07
  4. Step 4: Simplify right side
    99,646,080.42x = 7,644,698,473,965,667
  5. Step 5: Solve for x
    x = 7,644,698,473,965,667/99,646,080.42
  6. Step 6: Final answer
    x = 76,718,506.56

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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.