Finding the Fourth Proportional to 4,192,128,634.40, 6,288,192,951.60 and 3,224,669,818.40
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Solution
The fourth proportional to 4,192,128,634.40, 6,288,192,951.60 and 3,224,669,818.40 is: 4,837,004,727.60
Step by Step Solution
- Step 1: Write the proportion equation
4,192,128,634.40 : 6,288,192,951.60 = 3,224,669,818.40 : x - Step 2: Convert to fraction form
4,192,128,634.40/6,288,192,951.60 = 3,224,669,818.40/x - Step 3: Cross multiply
4,192,128,634.40x = 6,288,192,951.60 × 3,224,669,818.40 - Step 4: Simplify right side
4,192,128,634.40x = 20,277,346,023,300,132,864 - Step 5: Solve for x
x = 20,277,346,023,300,132,864/4,192,128,634.40 - Step 6: Final answer
x = 4,837,004,727.60
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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.