Finding the Fourth Proportional to 6,272,316,383.40, 9,408,474,575.10 and 4,394,841,618.60
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Solution
The fourth proportional to 6,272,316,383.40, 9,408,474,575.10 and 4,394,841,618.60 is: 6,592,262,427.90
Step by Step Solution
- Step 1: Write the proportion equation
6,272,316,383.40 : 9,408,474,575.10 = 4,394,841,618.60 : x - Step 2: Convert to fraction form
6,272,316,383.40/9,408,474,575.10 = 4,394,841,618.60/x - Step 3: Cross multiply
6,272,316,383.40x = 9,408,474,575.10 × 4,394,841,618.60 - Step 4: Simplify right side
6,272,316,383.40x = 41,348,755,630,189,436,928 - Step 5: Solve for x
x = 41,348,755,630,189,436,928/6,272,316,383.40 - Step 6: Final answer
x = 6,592,262,427.90
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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.