Finding the Fourth Proportional to 52,992,163.20, 79,488,244.80 and 44,034,211.20
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Solution
The fourth proportional to 52,992,163.20, 79,488,244.80 and 44,034,211.20 is: 66,051,316.80
Step by Step Solution
- Step 1: Write the proportion equation
52,992,163.20 : 79,488,244.80 = 44,034,211.20 : x - Step 2: Convert to fraction form
52,992,163.20/79,488,244.80 = 44,034,211.20/x - Step 3: Cross multiply
52,992,163.20x = 79,488,244.80 × 44,034,211.20 - Step 4: Simplify right side
52,992,163.20x = 3,500,202,159,440,502 - Step 5: Solve for x
x = 3,500,202,159,440,502/52,992,163.20 - Step 6: Final answer
x = 66,051,316.80
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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.