Finding the Fourth Proportional to 1,541,741,166.90, 2,127,541,519.11 and 872,824,969.44
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Solution
The fourth proportional to 1,541,741,166.90, 2,127,541,519.11 and 872,824,969.44 is: 1,204,463,759.07
Step by Step Solution
- Step 1: Write the proportion equation
1,541,741,166.90 : 2,127,541,519.11 = 872,824,969.44 : x - Step 2: Convert to fraction form
1,541,741,166.90/2,127,541,519.11 = 872,824,969.44/x - Step 3: Cross multiply
1,541,741,166.90x = 2,127,541,519.11 × 872,824,969.44 - Step 4: Simplify right side
1,541,741,166.90x = 1,856,971,361,399,516,928 - Step 5: Solve for x
x = 1,856,971,361,399,516,928/1,541,741,166.90 - Step 6: Final answer
x = 1,204,463,759.07
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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.