Home / 823,040,831.94-1,135,797,472.82-446,697,425.47

Finding the Fourth Proportional to 823,040,831.94, 1,135,797,472.82 and 446,697,425.47

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Solution

The fourth proportional to 823,040,831.94, 1,135,797,472.82 and 446,697,425.47 is: 616,443,057.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,040,831.94 : 1,135,797,472.82 = 446,697,425.47 : x
  2. Step 2: Convert to fraction form
    823,040,831.94/1,135,797,472.82 = 446,697,425.47/x
  3. Step 3: Cross multiply
    823,040,831.94x = 1,135,797,472.82 × 446,697,425.47
  4. Step 4: Simplify right side
    823,040,831.94x = 507,357,806,958,953,344
  5. Step 5: Solve for x
    x = 507,357,806,958,953,344/823,040,831.94
  6. Step 6: Final answer
    x = 616,443,057.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.