Finding the Fourth Proportional to 164,523,448.94, 246,812,918.36 and 55,322,661.65
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Solution
The fourth proportional to 164,523,448.94, 246,812,918.36 and 55,322,661.65 is: 82,993,321.99
Step by Step Solution
- Step 1: Write the proportion equation
164,523,448.94 : 246,812,918.36 = 55,322,661.65 : x - Step 2: Convert to fraction form
164,523,448.94/246,812,918.36 = 55,322,661.65/x - Step 3: Cross multiply
164,523,448.94x = 246,812,918.36 × 55,322,661.65 - Step 4: Simplify right side
164,523,448.94x = 13,654,347,571,768,676 - Step 5: Solve for x
x = 13,654,347,571,768,676/164,523,448.94 - Step 6: Final answer
x = 82,993,321.99
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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.