Finding the Fourth Proportional to 85,546,068.52, 128,267,858.94 and 27,228,556.84
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Solution
The fourth proportional to 85,546,068.52, 128,267,858.94 and 27,228,556.84 is: 40,826,524.80
Step by Step Solution
- Step 1: Write the proportion equation
85,546,068.52 : 128,267,858.94 = 27,228,556.84 : x - Step 2: Convert to fraction form
85,546,068.52/128,267,858.94 = 27,228,556.84/x - Step 3: Cross multiply
85,546,068.52x = 128,267,858.94 × 27,228,556.84 - Step 4: Simplify right side
85,546,068.52x = 3,492,548,687,892,892 - Step 5: Solve for x
x = 3,492,548,687,892,892/85,546,068.52 - Step 6: Final answer
x = 40,826,524.80
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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.