Home / 179,016,840.81-268,525,331.94-80,533,513.11

Finding the Fourth Proportional to 179,016,840.81, 268,525,331.94 and 80,533,513.11

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Solution

The fourth proportional to 179,016,840.81, 268,525,331.94 and 80,533,513.11 is: 120,800,301.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,016,840.81 : 268,525,331.94 = 80,533,513.11 : x
  2. Step 2: Convert to fraction form
    179,016,840.81/268,525,331.94 = 80,533,513.11/x
  3. Step 3: Cross multiply
    179,016,840.81x = 268,525,331.94 × 80,533,513.11
  4. Step 4: Simplify right side
    179,016,840.81x = 21,625,288,340,157,092
  5. Step 5: Solve for x
    x = 21,625,288,340,157,092/179,016,840.81
  6. Step 6: Final answer
    x = 120,800,301.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.