Finding the Fourth Proportional to 8,270,650,365.13, 11,413,570,346.87 and 4,511,477,651.05
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Solution
The fourth proportional to 8,270,650,365.13, 11,413,570,346.87 and 4,511,477,651.05 is: 6,225,878,892.87
Step by Step Solution
- Step 1: Write the proportion equation
8,270,650,365.13 : 11,413,570,346.87 = 4,511,477,651.05 : x - Step 2: Convert to fraction form
8,270,650,365.13/11,413,570,346.87 = 4,511,477,651.05/x - Step 3: Cross multiply
8,270,650,365.13x = 11,413,570,346.87 × 4,511,477,651.05 - Step 4: Simplify right side
8,270,650,365.13x = 51,492,067,538,591,006,720 - Step 5: Solve for x
x = 51,492,067,538,591,006,720/8,270,650,365.13 - Step 6: Final answer
x = 6,225,878,892.87
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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.