Home / 298,263,362.40-447,410,986.56-93,807,380.64

Finding the Fourth Proportional to 298,263,362.40, 447,410,986.56 and 93,807,380.64

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Solution

The fourth proportional to 298,263,362.40, 447,410,986.56 and 93,807,380.64 is: 140,716,085.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,263,362.40 : 447,410,986.56 = 93,807,380.64 : x
  2. Step 2: Convert to fraction form
    298,263,362.40/447,410,986.56 = 93,807,380.64/x
  3. Step 3: Cross multiply
    298,263,362.40x = 447,410,986.56 × 93,807,380.64
  4. Step 4: Simplify right side
    298,263,362.40x = 41,970,452,718,751,848
  5. Step 5: Solve for x
    x = 41,970,452,718,751,848/298,263,362.40
  6. Step 6: Final answer
    x = 140,716,085.21

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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.