Finding the Fourth Proportional to 115,877,375.10, 173,816,062.65 and 97,170,651.90
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Solution
The fourth proportional to 115,877,375.10, 173,816,062.65 and 97,170,651.90 is: 145,755,977.85
Step by Step Solution
- Step 1: Write the proportion equation
115,877,375.10 : 173,816,062.65 = 97,170,651.90 : x - Step 2: Convert to fraction form
115,877,375.10/173,816,062.65 = 97,170,651.90/x - Step 3: Cross multiply
115,877,375.10x = 173,816,062.65 × 97,170,651.90 - Step 4: Simplify right side
115,877,375.10x = 16,889,820,118,391,744 - Step 5: Solve for x
x = 16,889,820,118,391,744/115,877,375.10 - Step 6: Final answer
x = 145,755,977.85
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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.