Finding the Fourth Proportional to 3,802,288,909.46, 5,246,464,895.75 and 2,194,157,235.07
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Solution
The fourth proportional to 3,802,288,909.46, 5,246,464,895.75 and 2,194,157,235.07 is: 3,027,536,619.04
Step by Step Solution
- Step 1: Write the proportion equation
3,802,288,909.46 : 5,246,464,895.75 = 2,194,157,235.07 : x - Step 2: Convert to fraction form
3,802,288,909.46/5,246,464,895.75 = 2,194,157,235.07/x - Step 3: Cross multiply
3,802,288,909.46x = 5,246,464,895.75 × 2,194,157,235.07 - Step 4: Simplify right side
3,802,288,909.46x = 11,511,568,909,543,004,160 - Step 5: Solve for x
x = 11,511,568,909,543,004,160/3,802,288,909.46 - Step 6: Final answer
x = 3,027,536,619.04
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.