Finding the Fourth Proportional to 212,207,394.50, 318,311,074.47 and 58,853,448.98
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Solution
The fourth proportional to 212,207,394.50, 318,311,074.47 and 58,853,448.98 is: 88,280,168.68
Step by Step Solution
- Step 1: Write the proportion equation
212,207,394.50 : 318,311,074.47 = 58,853,448.98 : x - Step 2: Convert to fraction form
212,207,394.50/318,311,074.47 = 58,853,448.98/x - Step 3: Cross multiply
212,207,394.50x = 318,311,074.47 × 58,853,448.98 - Step 4: Simplify right side
212,207,394.50x = 18,733,704,581,089,128 - Step 5: Solve for x
x = 18,733,704,581,089,128/212,207,394.50 - Step 6: Final answer
x = 88,280,168.68
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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.