Finding the Fourth Proportional to 227,008,618.10, 340,512,927.15 and 207,637,593.65
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Solution
The fourth proportional to 227,008,618.10, 340,512,927.15 and 207,637,593.65 is: 311,456,390.48
Step by Step Solution
- Step 1: Write the proportion equation
227,008,618.10 : 340,512,927.15 = 207,637,593.65 : x - Step 2: Convert to fraction form
227,008,618.10/340,512,927.15 = 207,637,593.65/x - Step 3: Cross multiply
227,008,618.10x = 340,512,927.15 × 207,637,593.65 - Step 4: Simplify right side
227,008,618.10x = 70,703,284,800,143,752 - Step 5: Solve for x
x = 70,703,284,800,143,752/227,008,618.10 - Step 6: Final answer
x = 311,456,390.48
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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.