Finding the Fourth Proportional to 133,072,859.66, 199,628,201.57 and 40,964,260.05
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Solution
The fourth proportional to 133,072,859.66, 199,628,201.57 and 40,964,260.05 is: 61,452,211.84
Step by Step Solution
- Step 1: Write the proportion equation
133,072,859.66 : 199,628,201.57 = 40,964,260.05 : x - Step 2: Convert to fraction form
133,072,859.66/199,628,201.57 = 40,964,260.05/x - Step 3: Cross multiply
133,072,859.66x = 199,628,201.57 × 40,964,260.05 - Step 4: Simplify right side
133,072,859.66x = 8,177,621,562,222,476 - Step 5: Solve for x
x = 8,177,621,562,222,476/133,072,859.66 - Step 6: Final answer
x = 61,452,211.84
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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.