Finding the Third Proportional to 178,305,246.75 and 388,264,959.75
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Solution
The third proportional to 178,305,246.75 and 388,264,959.75 is: 845,458,457.99
Step by Step Solution
- Step 1: Write the proportion equation
178,305,246.75 : 388,264,959.75 = 388,264,959.75 : x - Step 2: Convert to fraction form
178,305,246.75/388,264,959.75 = 388,264,959.75/x - Step 3: Cross multiply
178,305,246.75x = 388,264,959.75 × 388,264,959.75 - Step 4: Simplify right side
178,305,246.75x = 150,749,678,969,669,120 - Step 5: Solve for x
x = 150,749,678,969,669,120/178,305,246.75 - Step 6: Final answer
x = 845,458,457.99
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.