Home / 12,508,453,171.44-18,762,663,912.48-3,192,201,308.88

Finding the Fourth Proportional to 12,508,453,171.44, 18,762,663,912.48 and 3,192,201,308.88

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Solution

The fourth proportional to 12,508,453,171.44, 18,762,663,912.48 and 3,192,201,308.88 is: 4,788,297,919.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,508,453,171.44 : 18,762,663,912.48 = 3,192,201,308.88 : x
  2. Step 2: Convert to fraction form
    12,508,453,171.44/18,762,663,912.48 = 3,192,201,308.88/x
  3. Step 3: Cross multiply
    12,508,453,171.44x = 18,762,663,912.48 × 3,192,201,308.88
  4. Step 4: Simplify right side
    12,508,453,171.44x = 59,894,200,299,494,195,200
  5. Step 5: Solve for x
    x = 59,894,200,299,494,195,200/12,508,453,171.44
  6. Step 6: Final answer
    x = 4,788,297,919.70

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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.