Home / 318,080,046.24-477,066,920.40-88,072,381.44

Finding the Fourth Proportional to 318,080,046.24, 477,066,920.40 and 88,072,381.44

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Solution

The fourth proportional to 318,080,046.24, 477,066,920.40 and 88,072,381.44 is: 132,093,855.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,080,046.24 : 477,066,920.40 = 88,072,381.44 : x
  2. Step 2: Convert to fraction form
    318,080,046.24/477,066,920.40 = 88,072,381.44/x
  3. Step 3: Cross multiply
    318,080,046.24x = 477,066,920.40 × 88,072,381.44
  4. Step 4: Simplify right side
    318,080,046.24x = 42,016,419,785,874,912
  5. Step 5: Solve for x
    x = 42,016,419,785,874,912/318,080,046.24
  6. Step 6: Final answer
    x = 132,093,855.88

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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.