Home / 79,576,739.56-109,806,158.82-50,197,041.64

Finding the Fourth Proportional to 79,576,739.56, 109,806,158.82 and 50,197,041.64

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Solution

The fourth proportional to 79,576,739.56, 109,806,158.82 and 50,197,041.64 is: 69,265,772.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,576,739.56 : 109,806,158.82 = 50,197,041.64 : x
  2. Step 2: Convert to fraction form
    79,576,739.56/109,806,158.82 = 50,197,041.64/x
  3. Step 3: Cross multiply
    79,576,739.56x = 109,806,158.82 × 50,197,041.64
  4. Step 4: Simplify right side
    79,576,739.56x = 5,511,944,326,615,993
  5. Step 5: Solve for x
    x = 5,511,944,326,615,993/79,576,739.56
  6. Step 6: Final answer
    x = 69,265,772.35

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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.