Finding the Fourth Proportional to 3,263,126,452.20, 4,892,685,168.96 and 1,268,843,897.29
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Solution
The fourth proportional to 3,263,126,452.20, 4,892,685,168.96 and 1,268,843,897.29 is: 1,902,486,406.49
Step by Step Solution
- Step 1: Write the proportion equation
3,263,126,452.20 : 4,892,685,168.96 = 1,268,843,897.29 : x - Step 2: Convert to fraction form
3,263,126,452.20/4,892,685,168.96 = 1,268,843,897.29/x - Step 3: Cross multiply
3,263,126,452.20x = 4,892,685,168.96 × 1,268,843,897.29 - Step 4: Simplify right side
3,263,126,452.20x = 6,208,053,717,986,223,104 - Step 5: Solve for x
x = 6,208,053,717,986,223,104/3,263,126,452.20 - Step 6: Final answer
x = 1,902,486,406.49
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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.