Finding the Fourth Proportional to 32,646,220,258.40, 48,896,770,976.40 and 28,292,655,586.40
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Solution
The fourth proportional to 32,646,220,258.40, 48,896,770,976.40 and 28,292,655,586.40 is: 42,376,100,190.85
Step by Step Solution
- Step 1: Write the proportion equation
32,646,220,258.40 : 48,896,770,976.40 = 28,292,655,586.40 : x - Step 2: Convert to fraction form
32,646,220,258.40/48,896,770,976.40 = 28,292,655,586.40/x - Step 3: Cross multiply
32,646,220,258.40x = 48,896,770,976.40 × 28,292,655,586.40 - Step 4: Simplify right side
32,646,220,258.40x = 1,383,419,500,522,364,993,536 - Step 5: Solve for x
x = 1,383,419,500,522,364,993,536/32,646,220,258.40 - Step 6: Final answer
x = 42,376,100,190.85
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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.