Finding the Fourth Proportional to 79,773,546.18, 119,672,691.31 and 33,715,609.13
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Solution
The fourth proportional to 79,773,546.18, 119,672,691.31 and 33,715,609.13 is: 50,578,642.63
Step by Step Solution
- Step 1: Write the proportion equation
79,773,546.18 : 119,672,691.31 = 33,715,609.13 : x - Step 2: Convert to fraction form
79,773,546.18/119,672,691.31 = 33,715,609.13/x - Step 3: Cross multiply
79,773,546.18x = 119,672,691.31 × 33,715,609.13 - Step 4: Simplify right side
79,773,546.18x = 4,034,837,683,743,108 - Step 5: Solve for x
x = 4,034,837,683,743,108/79,773,546.18 - Step 6: Final answer
x = 50,578,642.63
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.