Finding the Fourth Proportional to 79,860,284.14, 110,207,191.26 and 43,190,855.14
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Solution
The fourth proportional to 79,860,284.14, 110,207,191.26 and 43,190,855.14 is: 59,603,379.63
Step by Step Solution
- Step 1: Write the proportion equation
79,860,284.14 : 110,207,191.26 = 43,190,855.14 : x - Step 2: Convert to fraction form
79,860,284.14/110,207,191.26 = 43,190,855.14/x - Step 3: Cross multiply
79,860,284.14x = 110,207,191.26 × 43,190,855.14 - Step 4: Simplify right side
79,860,284.14x = 4,759,942,833,096,934 - Step 5: Solve for x
x = 4,759,942,833,096,934/79,860,284.14 - Step 6: Final answer
x = 59,603,379.63
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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.