Finding the Fourth Proportional to 336,369,905.80, 504,554,858.70 and 330,701,201.80
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Solution
The fourth proportional to 336,369,905.80, 504,554,858.70 and 330,701,201.80 is: 496,051,802.70
Step by Step Solution
- Step 1: Write the proportion equation
336,369,905.80 : 504,554,858.70 = 330,701,201.80 : x - Step 2: Convert to fraction form
336,369,905.80/504,554,858.70 = 330,701,201.80/x - Step 3: Cross multiply
336,369,905.80x = 504,554,858.70 × 330,701,201.80 - Step 4: Simplify right side
336,369,905.80x = 166,856,898,146,119,200 - Step 5: Solve for x
x = 166,856,898,146,119,200/336,369,905.80 - Step 6: Final answer
x = 496,051,802.70
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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.