Finding the Fourth Proportional to 269,490,812.27, 404,268,489.29 and 82,720,290.99
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Solution
The fourth proportional to 269,490,812.27, 404,268,489.29 and 82,720,290.99 is: 124,090,342.04
Step by Step Solution
- Step 1: Write the proportion equation
269,490,812.27 : 404,268,489.29 = 82,720,290.99 : x - Step 2: Convert to fraction form
269,490,812.27/404,268,489.29 = 82,720,290.99/x - Step 3: Cross multiply
269,490,812.27x = 404,268,489.29 × 82,720,290.99 - Step 4: Simplify right side
269,490,812.27x = 33,441,207,072,156,500 - Step 5: Solve for x
x = 33,441,207,072,156,500/269,490,812.27 - Step 6: Final answer
x = 124,090,342.04
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.