Finding the Fourth Proportional to 1,541,629,837.03, 2,127,394,119.97 and 872,560,515.54
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Solution
The fourth proportional to 1,541,629,837.03, 2,127,394,119.97 and 872,560,515.54 is: 1,204,102,350.31
Step by Step Solution
- Step 1: Write the proportion equation
1,541,629,837.03 : 2,127,394,119.97 = 872,560,515.54 : x - Step 2: Convert to fraction form
1,541,629,837.03/2,127,394,119.97 = 872,560,515.54/x - Step 3: Cross multiply
1,541,629,837.03x = 2,127,394,119.97 × 872,560,515.54 - Step 4: Simplify right side
1,541,629,837.03x = 1,856,280,110,077,787,648 - Step 5: Solve for x
x = 1,856,280,110,077,787,648/1,541,629,837.03 - Step 6: Final answer
x = 1,204,102,350.31
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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.