Home / 925,407,900.87-1,388,062,962.86-303,541,218.25

Finding the Fourth Proportional to 925,407,900.87, 1,388,062,962.86 and 303,541,218.25

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Solution

The fourth proportional to 925,407,900.87, 1,388,062,962.86 and 303,541,218.25 is: 455,295,791.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,407,900.87 : 1,388,062,962.86 = 303,541,218.25 : x
  2. Step 2: Convert to fraction form
    925,407,900.87/1,388,062,962.86 = 303,541,218.25/x
  3. Step 3: Cross multiply
    925,407,900.87x = 1,388,062,962.86 × 303,541,218.25
  4. Step 4: Simplify right side
    925,407,900.87x = 421,334,322,749,241,024
  5. Step 5: Solve for x
    x = 421,334,322,749,241,024/925,407,900.87
  6. Step 6: Final answer
    x = 455,295,791.57

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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.