Home / 198,279,662.81-273,613,939.69-110,170,647.77

Finding the Fourth Proportional to 198,279,662.81, 273,613,939.69 and 110,170,647.77

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Solution

The fourth proportional to 198,279,662.81, 273,613,939.69 and 110,170,647.77 is: 152,028,829.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,279,662.81 : 273,613,939.69 = 110,170,647.77 : x
  2. Step 2: Convert to fraction form
    198,279,662.81/273,613,939.69 = 110,170,647.77/x
  3. Step 3: Cross multiply
    198,279,662.81x = 273,613,939.69 × 110,170,647.77
  4. Step 4: Simplify right side
    198,279,662.81x = 30,144,224,973,864,976
  5. Step 5: Solve for x
    x = 30,144,224,973,864,976/198,279,662.81
  6. Step 6: Final answer
    x = 152,028,829.11

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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.