Finding the Fourth Proportional to 356,096,736.68, 491,416,381.96 and 197,329,511.66
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Solution
The fourth proportional to 356,096,736.68, 491,416,381.96 and 197,329,511.66 is: 272,316,324.99
Step by Step Solution
- Step 1: Write the proportion equation
356,096,736.68 : 491,416,381.96 = 197,329,511.66 : x - Step 2: Convert to fraction form
356,096,736.68/491,416,381.96 = 197,329,511.66/x - Step 3: Cross multiply
356,096,736.68x = 491,416,381.96 × 197,329,511.66 - Step 4: Simplify right side
356,096,736.68x = 96,970,954,673,890,832 - Step 5: Solve for x
x = 96,970,954,673,890,832/356,096,736.68 - Step 6: Final answer
x = 272,316,324.99
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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.