Finding the Fourth Proportional to 3,159,232,648.20, 4,738,848,972.30 and 1,526,645,896.20
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Solution
The fourth proportional to 3,159,232,648.20, 4,738,848,972.30 and 1,526,645,896.20 is: 2,289,968,844.30
Step by Step Solution
- Step 1: Write the proportion equation
3,159,232,648.20 : 4,738,848,972.30 = 1,526,645,896.20 : x - Step 2: Convert to fraction form
3,159,232,648.20/4,738,848,972.30 = 1,526,645,896.20/x - Step 3: Cross multiply
3,159,232,648.20x = 4,738,848,972.30 × 1,526,645,896.20 - Step 4: Simplify right side
3,159,232,648.20x = 7,234,544,336,273,383,424 - Step 5: Solve for x
x = 7,234,544,336,273,383,424/3,159,232,648.20 - Step 6: Final answer
x = 2,289,968,844.30
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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.