Finding the Fourth Proportional to 79,773,546.20, 119,672,691.30 and 33,715,609.12
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Solution
The fourth proportional to 79,773,546.20, 119,672,691.30 and 33,715,609.12 is: 50,578,642.61
Step by Step Solution
- Step 1: Write the proportion equation
79,773,546.20 : 119,672,691.30 = 33,715,609.12 : x - Step 2: Convert to fraction form
79,773,546.20/119,672,691.30 = 33,715,609.12/x - Step 3: Cross multiply
79,773,546.20x = 119,672,691.30 × 33,715,609.12 - Step 4: Simplify right side
79,773,546.20x = 4,034,837,682,358,816 - Step 5: Solve for x
x = 4,034,837,682,358,816/79,773,546.20 - Step 6: Final answer
x = 50,578,642.61
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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.