Finding the Fourth Proportional to 3,476,326,486.40, 5,214,489,729.60 and 2,374,330,428.80
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Solution
The fourth proportional to 3,476,326,486.40, 5,214,489,729.60 and 2,374,330,428.80 is: 3,561,495,643.20
Step by Step Solution
- Step 1: Write the proportion equation
3,476,326,486.40 : 5,214,489,729.60 = 2,374,330,428.80 : x - Step 2: Convert to fraction form
3,476,326,486.40/5,214,489,729.60 = 2,374,330,428.80/x - Step 3: Cross multiply
3,476,326,486.40x = 5,214,489,729.60 × 2,374,330,428.80 - Step 4: Simplify right side
3,476,326,486.40x = 12,380,921,635,654,365,184 - Step 5: Solve for x
x = 12,380,921,635,654,365,184/3,476,326,486.40 - Step 6: Final answer
x = 3,561,495,643.20
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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.