Finding the Fourth Proportional to 9,081,591,368.60, 13,622,387,052.90 and 5,943,485,407.70
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Solution
The fourth proportional to 9,081,591,368.60, 13,622,387,052.90 and 5,943,485,407.70 is: 8,915,228,111.55
Step by Step Solution
- Step 1: Write the proportion equation
9,081,591,368.60 : 13,622,387,052.90 = 5,943,485,407.70 : x - Step 2: Convert to fraction form
9,081,591,368.60/13,622,387,052.90 = 5,943,485,407.70/x - Step 3: Cross multiply
9,081,591,368.60x = 13,622,387,052.90 × 5,943,485,407.70 - Step 4: Simplify right side
9,081,591,368.60x = 80,964,458,666,952,556,544 - Step 5: Solve for x
x = 80,964,458,666,952,556,544/9,081,591,368.60 - Step 6: Final answer
x = 8,915,228,111.55
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Double scale
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Similar ratio
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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.