Home / 129,222,415.80-193,833,623.70-106,264,164.60

Finding the Fourth Proportional to 129,222,415.80, 193,833,623.70 and 106,264,164.60

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Solution

The fourth proportional to 129,222,415.80, 193,833,623.70 and 106,264,164.60 is: 159,396,246.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,222,415.80 : 193,833,623.70 = 106,264,164.60 : x
  2. Step 2: Convert to fraction form
    129,222,415.80/193,833,623.70 = 106,264,164.60/x
  3. Step 3: Cross multiply
    129,222,415.80x = 193,833,623.70 × 106,264,164.60
  4. Step 4: Simplify right side
    129,222,415.80x = 20,597,568,093,871,260
  5. Step 5: Solve for x
    x = 20,597,568,093,871,260/129,222,415.80
  6. Step 6: Final answer
    x = 159,396,246.90

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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.