Home / 12,293,731,872.28-16,965,466,946.24-7,213,182,246.52

Finding the Fourth Proportional to 12,293,731,872.28, 16,965,466,946.24 and 7,213,182,246.52

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Solution

The fourth proportional to 12,293,731,872.28, 16,965,466,946.24 and 7,213,182,246.52 is: 9,954,260,126.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,293,731,872.28 : 16,965,466,946.24 = 7,213,182,246.52 : x
  2. Step 2: Convert to fraction form
    12,293,731,872.28/16,965,466,946.24 = 7,213,182,246.52/x
  3. Step 3: Cross multiply
    12,293,731,872.28x = 16,965,466,946.24 × 7,213,182,246.52
  4. Step 4: Simplify right side
    12,293,731,872.28x = 122,375,004,980,540,260,352
  5. Step 5: Solve for x
    x = 122,375,004,980,540,260,352/12,293,731,872.28
  6. Step 6: Final answer
    x = 9,954,260,126.37

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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.