Home / 350,072,740.82-483,127,921.34-199,371,768.69

Finding the Fourth Proportional to 350,072,740.82, 483,127,921.34 and 199,371,768.69

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Solution

The fourth proportional to 350,072,740.82, 483,127,921.34 and 199,371,768.69 is: 275,148,724.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,072,740.82 : 483,127,921.34 = 199,371,768.69 : x
  2. Step 2: Convert to fraction form
    350,072,740.82/483,127,921.34 = 199,371,768.69/x
  3. Step 3: Cross multiply
    350,072,740.82x = 483,127,921.34 × 199,371,768.69
  4. Step 4: Simplify right side
    350,072,740.82x = 96,322,068,180,082,128
  5. Step 5: Solve for x
    x = 96,322,068,180,082,128/350,072,740.82
  6. Step 6: Final answer
    x = 275,148,724.68

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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.