Home / 945,431,067.41-1,418,337,928.76-332,063,122.85

Finding the Fourth Proportional to 945,431,067.41, 1,418,337,928.76 and 332,063,122.85

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Solution

The fourth proportional to 945,431,067.41, 1,418,337,928.76 and 332,063,122.85 is: 498,161,884.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,431,067.41 : 1,418,337,928.76 = 332,063,122.85 : x
  2. Step 2: Convert to fraction form
    945,431,067.41/1,418,337,928.76 = 332,063,122.85/x
  3. Step 3: Cross multiply
    945,431,067.41x = 1,418,337,928.76 × 332,063,122.85
  4. Step 4: Simplify right side
    945,431,067.41x = 470,977,721,880,646,464
  5. Step 5: Solve for x
    x = 470,977,721,880,646,464/945,431,067.41
  6. Step 6: Final answer
    x = 498,161,884.16

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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.