Finding the Fourth Proportional to 3,674,589,403.20, 5,511,884,104.80 and 3,353,173,886.40
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Solution
The fourth proportional to 3,674,589,403.20, 5,511,884,104.80 and 3,353,173,886.40 is: 5,029,760,829.60
Step by Step Solution
- Step 1: Write the proportion equation
3,674,589,403.20 : 5,511,884,104.80 = 3,353,173,886.40 : x - Step 2: Convert to fraction form
3,674,589,403.20/5,511,884,104.80 = 3,353,173,886.40/x - Step 3: Cross multiply
3,674,589,403.20x = 5,511,884,104.80 × 3,353,173,886.40 - Step 4: Simplify right side
3,674,589,403.20x = 18,482,305,845,078,601,728 - Step 5: Solve for x
x = 18,482,305,845,078,601,728/3,674,589,403.20 - Step 6: Final answer
x = 5,029,760,829.60
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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.