Home / 764,954,211.60-1,147,903,709.40-304,844,403.60

Finding the Fourth Proportional to 764,954,211.60, 1,147,903,709.40 and 304,844,403.60

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Solution

The fourth proportional to 764,954,211.60, 1,147,903,709.40 and 304,844,403.60 is: 457,454,859.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,954,211.60 : 1,147,903,709.40 = 304,844,403.60 : x
  2. Step 2: Convert to fraction form
    764,954,211.60/1,147,903,709.40 = 304,844,403.60/x
  3. Step 3: Cross multiply
    764,954,211.60x = 1,147,903,709.40 × 304,844,403.60
  4. Step 4: Simplify right side
    764,954,211.60x = 349,932,021,682,270,784
  5. Step 5: Solve for x
    x = 349,932,021,682,270,784/764,954,211.60
  6. Step 6: Final answer
    x = 457,454,859.88

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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.