Finding the Fourth Proportional to 494,533,487.29, 682,457,555.38 and 271,529,613.14
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Solution
The fourth proportional to 494,533,487.29, 682,457,555.38 and 271,529,613.14 is: 374,711,603.48
Step by Step Solution
- Step 1: Write the proportion equation
494,533,487.29 : 682,457,555.38 = 271,529,613.14 : x - Step 2: Convert to fraction form
494,533,487.29/682,457,555.38 = 271,529,613.14/x - Step 3: Cross multiply
494,533,487.29x = 682,457,555.38 × 271,529,613.14 - Step 4: Simplify right side
494,533,487.29x = 185,307,435,993,389,216 - Step 5: Solve for x
x = 185,307,435,993,389,216/494,533,487.29 - Step 6: Final answer
x = 374,711,603.48
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.