Finding the Fourth Proportional to 11,960,323,507.26, 16,505,419,635.36 and 6,608,006,965.26
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Solution
The fourth proportional to 11,960,323,507.26, 16,505,419,635.36 and 6,608,006,965.26 is: 9,119,145,301.45
Step by Step Solution
- Step 1: Write the proportion equation
11,960,323,507.26 : 16,505,419,635.36 = 6,608,006,965.26 : x - Step 2: Convert to fraction form
11,960,323,507.26/16,505,419,635.36 = 6,608,006,965.26/x - Step 3: Cross multiply
11,960,323,507.26x = 16,505,419,635.36 × 6,608,006,965.26 - Step 4: Simplify right side
11,960,323,507.26x = 109,067,927,914,998,054,912 - Step 5: Solve for x
x = 109,067,927,914,998,054,912/11,960,323,507.26 - Step 6: Final answer
x = 9,119,145,301.45
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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.