Finding the Fourth Proportional to 3,614,582,470.40, 5,421,873,705.60 and 2,512,586,412.80
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Solution
The fourth proportional to 3,614,582,470.40, 5,421,873,705.60 and 2,512,586,412.80 is: 3,768,879,619.20
Step by Step Solution
- Step 1: Write the proportion equation
3,614,582,470.40 : 5,421,873,705.60 = 2,512,586,412.80 : x - Step 2: Convert to fraction form
3,614,582,470.40/5,421,873,705.60 = 2,512,586,412.80/x - Step 3: Cross multiply
3,614,582,470.40x = 5,421,873,705.60 × 2,512,586,412.80 - Step 4: Simplify right side
3,614,582,470.40x = 13,622,926,204,608,149,504 - Step 5: Solve for x
x = 13,622,926,204,608,149,504/3,614,582,470.40 - Step 6: Final answer
x = 3,768,879,619.20
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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.