Finding the Fourth Proportional to 7,268,751,190.80, 10,903,126,786.20 and 2,361,921,008.40
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Solution
The fourth proportional to 7,268,751,190.80, 10,903,126,786.20 and 2,361,921,008.40 is: 3,542,881,512.60
Step by Step Solution
- Step 1: Write the proportion equation
7,268,751,190.80 : 10,903,126,786.20 = 2,361,921,008.40 : x - Step 2: Convert to fraction form
7,268,751,190.80/10,903,126,786.20 = 2,361,921,008.40/x - Step 3: Cross multiply
7,268,751,190.80x = 10,903,126,786.20 × 2,361,921,008.40 - Step 4: Simplify right side
7,268,751,190.80x = 25,752,324,213,574,557,696 - Step 5: Solve for x
x = 25,752,324,213,574,557,696/7,268,751,190.80 - Step 6: Final answer
x = 3,542,881,512.60
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1.5x scale
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.