Finding the Fourth Proportional to 3,195,843,185, 4,793,764,777.50 and 898,128,497
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Solution
The fourth proportional to 3,195,843,185, 4,793,764,777.50 and 898,128,497 is: 1,347,192,745.50
Step by Step Solution
- Step 1: Write the proportion equation
3,195,843,185 : 4,793,764,777.50 = 898,128,497 : x - Step 2: Convert to fraction form
3,195,843,185/4,793,764,777.50 = 898,128,497/x - Step 3: Cross multiply
3,195,843,185x = 4,793,764,777.50 × 898,128,497 - Step 4: Simplify right side
3,195,843,185x = 4,305,416,754,587,614,208 - Step 5: Solve for x
x = 4,305,416,754,587,614,208/3,195,843,185 - Step 6: Final answer
x = 1,347,192,745.50
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1.5x scale
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.