Home / 1,260,752,131.46-1,892,275,791.38-671,037,463.28

Finding the Fourth Proportional to 1,260,752,131.46, 1,892,275,791.38 and 671,037,463.28

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Solution

The fourth proportional to 1,260,752,131.46, 1,892,275,791.38 and 671,037,463.28 is: 1,007,167,003.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,260,752,131.46 : 1,892,275,791.38 = 671,037,463.28 : x
  2. Step 2: Convert to fraction form
    1,260,752,131.46/1,892,275,791.38 = 671,037,463.28/x
  3. Step 3: Cross multiply
    1,260,752,131.46x = 1,892,275,791.38 × 671,037,463.28
  4. Step 4: Simplify right side
    1,260,752,131.46x = 1,269,787,946,873,789,696
  5. Step 5: Solve for x
    x = 1,269,787,946,873,789,696/1,260,752,131.46
  6. Step 6: Final answer
    x = 1,007,167,003.88

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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.