Finding the Fourth Proportional to 195,097,896.02, 269,210,351.28 and 106,968,702.92
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Solution
The fourth proportional to 195,097,896.02, 269,210,351.28 and 106,968,702.92 is: 147,603,242.66
Step by Step Solution
- Step 1: Write the proportion equation
195,097,896.02 : 269,210,351.28 = 106,968,702.92 : x - Step 2: Convert to fraction form
195,097,896.02/269,210,351.28 = 106,968,702.92/x - Step 3: Cross multiply
195,097,896.02x = 269,210,351.28 × 106,968,702.92 - Step 4: Simplify right side
195,097,896.02x = 28,797,082,089,059,160 - Step 5: Solve for x
x = 28,797,082,089,059,160/195,097,896.02 - Step 6: Final answer
x = 147,603,242.66
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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.