Finding the Fourth Proportional to 8,962,224,446.07, 12,373,451,361.05 and 5,705,107,896.24
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Solution
The fourth proportional to 8,962,224,446.07, 12,373,451,361.05 and 5,705,107,896.24 is: 7,876,602,007.51
Step by Step Solution
- Step 1: Write the proportion equation
8,962,224,446.07 : 12,373,451,361.05 = 5,705,107,896.24 : x - Step 2: Convert to fraction form
8,962,224,446.07/12,373,451,361.05 = 5,705,107,896.24/x - Step 3: Cross multiply
8,962,224,446.07x = 12,373,451,361.05 × 5,705,107,896.24 - Step 4: Simplify right side
8,962,224,446.07x = 70,591,875,063,639,400,448 - Step 5: Solve for x
x = 70,591,875,063,639,400,448/8,962,224,446.07 - Step 6: Final answer
x = 7,876,602,007.51
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1.5x scale
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.