Finding the Fourth Proportional to 1,794,453,836.80, 2,694,452,121.60 and 978,160,460.80
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Solution
The fourth proportional to 1,794,453,836.80, 2,694,452,121.60 and 978,160,460.80 is: 1,468,751,368.70
Step by Step Solution
- Step 1: Write the proportion equation
1,794,453,836.80 : 2,694,452,121.60 = 978,160,460.80 : x - Step 2: Convert to fraction form
1,794,453,836.80/2,694,452,121.60 = 978,160,460.80/x - Step 3: Cross multiply
1,794,453,836.80x = 2,694,452,121.60 × 978,160,460.80 - Step 4: Simplify right side
1,794,453,836.80x = 2,635,606,528,867,793,408 - Step 5: Solve for x
x = 2,635,606,528,867,793,408/1,794,453,836.80 - Step 6: Final answer
x = 1,468,751,368.70
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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.