Home / 109,368,086.40-164,052,129.60-107,667,475.20

Finding the Fourth Proportional to 109,368,086.40, 164,052,129.60 and 107,667,475.20

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Solution

The fourth proportional to 109,368,086.40, 164,052,129.60 and 107,667,475.20 is: 161,501,212.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,368,086.40 : 164,052,129.60 = 107,667,475.20 : x
  2. Step 2: Convert to fraction form
    109,368,086.40/164,052,129.60 = 107,667,475.20/x
  3. Step 3: Cross multiply
    109,368,086.40x = 164,052,129.60 × 107,667,475.20
  4. Step 4: Simplify right side
    109,368,086.40x = 17,663,078,595,215,186
  5. Step 5: Solve for x
    x = 17,663,078,595,215,186/109,368,086.40
  6. Step 6: Final answer
    x = 161,501,212.80

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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.