Finding the Fourth Proportional to 176,720,473.26, 264,957,543.18 and 78,298,682.58
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Solution
The fourth proportional to 176,720,473.26, 264,957,543.18 and 78,298,682.58 is: 117,393,452.99
Step by Step Solution
- Step 1: Write the proportion equation
176,720,473.26 : 264,957,543.18 = 78,298,682.58 : x - Step 2: Convert to fraction form
176,720,473.26/264,957,543.18 = 78,298,682.58/x - Step 3: Cross multiply
176,720,473.26x = 264,957,543.18 × 78,298,682.58 - Step 4: Simplify right side
176,720,473.26x = 20,745,826,570,627,464 - Step 5: Solve for x
x = 20,745,826,570,627,464/176,720,473.26 - Step 6: Final answer
x = 117,393,452.99
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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.