Finding the Fourth Proportional to 1,794,453,832.80, 2,694,452,115.60 and 978,160,456.80
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Solution
The fourth proportional to 1,794,453,832.80, 2,694,452,115.60 and 978,160,456.80 is: 1,468,751,362.70
Step by Step Solution
- Step 1: Write the proportion equation
1,794,453,832.80 : 2,694,452,115.60 = 978,160,456.80 : x - Step 2: Convert to fraction form
1,794,453,832.80/2,694,452,115.60 = 978,160,456.80/x - Step 3: Cross multiply
1,794,453,832.80x = 2,694,452,115.60 × 978,160,456.80 - Step 4: Simplify right side
1,794,453,832.80x = 2,635,606,512,221,022,208 - Step 5: Solve for x
x = 2,635,606,512,221,022,208/1,794,453,832.80 - Step 6: Final answer
x = 1,468,751,362.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.