Finding the Fourth Proportional to 324,990,623.00, 448,487,929.03 and 176,311,744.09
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Solution
The fourth proportional to 324,990,623.00, 448,487,929.03 and 176,311,744.09 is: 243,310,678.44
Step by Step Solution
- Step 1: Write the proportion equation
324,990,623.00 : 448,487,929.03 = 176,311,744.09 : x - Step 2: Convert to fraction form
324,990,623.00/448,487,929.03 = 176,311,744.09/x - Step 3: Cross multiply
324,990,623.00x = 448,487,929.03 × 176,311,744.09 - Step 4: Simplify right side
324,990,623.00x = 79,073,688,969,105,056 - Step 5: Solve for x
x = 79,073,688,969,105,056/324,990,623.00 - Step 6: Final answer
x = 243,310,678.44
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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.