Home / 930,945,358.20-1,396,758,544.29-433,193,265.03

Finding the Fourth Proportional to 930,945,358.20, 1,396,758,544.29 and 433,193,265.03

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Solution

The fourth proportional to 930,945,358.20, 1,396,758,544.29 and 433,193,265.03 is: 649,948,344.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,945,358.20 : 1,396,758,544.29 = 433,193,265.03 : x
  2. Step 2: Convert to fraction form
    930,945,358.20/1,396,758,544.29 = 433,193,265.03/x
  3. Step 3: Cross multiply
    930,945,358.20x = 1,396,758,544.29 × 433,193,265.03
  4. Step 4: Simplify right side
    930,945,358.20x = 605,066,394,259,534,848
  5. Step 5: Solve for x
    x = 605,066,394,259,534,848/930,945,358.20
  6. Step 6: Final answer
    x = 649,948,344.37

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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.