Home / 741,017,447.05-1,111,416,835.73-216,245,647.37

Finding the Fourth Proportional to 741,017,447.05, 1,111,416,835.73 and 216,245,647.37

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Solution

The fourth proportional to 741,017,447.05, 1,111,416,835.73 and 216,245,647.37 is: 324,336,564.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,017,447.05 : 1,111,416,835.73 = 216,245,647.37 : x
  2. Step 2: Convert to fraction form
    741,017,447.05/1,111,416,835.73 = 216,245,647.37/x
  3. Step 3: Cross multiply
    741,017,447.05x = 1,111,416,835.73 × 216,245,647.37
  4. Step 4: Simplify right side
    741,017,447.05x = 240,339,053,140,350,816
  5. Step 5: Solve for x
    x = 240,339,053,140,350,816/741,017,447.05
  6. Step 6: Final answer
    x = 324,336,564.67

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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.