Finding the Fourth Proportional to 79,860,114.96, 110,206,958.58 and 43,190,685.96
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Solution
The fourth proportional to 79,860,114.96, 110,206,958.58 and 43,190,685.96 is: 59,603,146.59
Step by Step Solution
- Step 1: Write the proportion equation
79,860,114.96 : 110,206,958.58 = 43,190,685.96 : x - Step 2: Convert to fraction form
79,860,114.96/110,206,958.58 = 43,190,685.96/x - Step 3: Cross multiply
79,860,114.96x = 110,206,958.58 × 43,190,685.96 - Step 4: Simplify right side
79,860,114.96x = 4,759,914,138,635,508 - Step 5: Solve for x
x = 4,759,914,138,635,508/79,860,114.96 - Step 6: Final answer
x = 59,603,146.59
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.