Home / 298,100,884.62-447,193,317.45-103,983,989.34

Finding the Fourth Proportional to 298,100,884.62, 447,193,317.45 and 103,983,989.34

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Solution

The fourth proportional to 298,100,884.62, 447,193,317.45 and 103,983,989.34 is: 155,990,631.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,100,884.62 : 447,193,317.45 = 103,983,989.34 : x
  2. Step 2: Convert to fraction form
    298,100,884.62/447,193,317.45 = 103,983,989.34/x
  3. Step 3: Cross multiply
    298,100,884.62x = 447,193,317.45 × 103,983,989.34
  4. Step 4: Simplify right side
    298,100,884.62x = 46,500,945,154,640,040
  5. Step 5: Solve for x
    x = 46,500,945,154,640,040/298,100,884.62
  6. Step 6: Final answer
    x = 155,990,631.20

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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.