Home / 2,642,965,608.38-3,966,194,971.32-1,244,349,857.26

Finding the Fourth Proportional to 2,642,965,608.38, 3,966,194,971.32 and 1,244,349,857.26

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Solution

The fourth proportional to 2,642,965,608.38, 3,966,194,971.32 and 1,244,349,857.26 is: 1,867,347,093.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,642,965,608.38 : 3,966,194,971.32 = 1,244,349,857.26 : x
  2. Step 2: Convert to fraction form
    2,642,965,608.38/3,966,194,971.32 = 1,244,349,857.26/x
  3. Step 3: Cross multiply
    2,642,965,608.38x = 3,966,194,971.32 × 1,244,349,857.26
  4. Step 4: Simplify right side
    2,642,965,608.38x = 4,935,334,146,427,371,520
  5. Step 5: Solve for x
    x = 4,935,334,146,427,371,520/2,642,965,608.38
  6. Step 6: Final answer
    x = 1,867,347,093.27

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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.