Home / 494,122,504.32-740,930,434.44-261,078,540

Finding the Fourth Proportional to 494,122,504.32, 740,930,434.44 and 261,078,540

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Solution

The fourth proportional to 494,122,504.32, 740,930,434.44 and 261,078,540 is: 391,483,962.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,122,504.32 : 740,930,434.44 = 261,078,540 : x
  2. Step 2: Convert to fraction form
    494,122,504.32/740,930,434.44 = 261,078,540/x
  3. Step 3: Cross multiply
    494,122,504.32x = 740,930,434.44 × 261,078,540
  4. Step 4: Simplify right side
    494,122,504.32x = 193,441,036,065,160,928
  5. Step 5: Solve for x
    x = 193,441,036,065,160,928/494,122,504.32
  6. Step 6: Final answer
    x = 391,483,962.73

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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.