Finding the Fourth Proportional to 6,133,255,138.78, 8,463,892,107.81 and 3,313,863,064.54
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Solution
The fourth proportional to 6,133,255,138.78, 8,463,892,107.81 and 3,313,863,064.54 is: 4,573,131,037.87
Step by Step Solution
- Step 1: Write the proportion equation
6,133,255,138.78 : 8,463,892,107.81 = 3,313,863,064.54 : x - Step 2: Convert to fraction form
6,133,255,138.78/8,463,892,107.81 = 3,313,863,064.54/x - Step 3: Cross multiply
6,133,255,138.78x = 8,463,892,107.81 × 3,313,863,064.54 - Step 4: Simplify right side
6,133,255,138.78x = 28,048,179,438,346,428,416 - Step 5: Solve for x
x = 28,048,179,438,346,428,416/6,133,255,138.78 - Step 6: Final answer
x = 4,573,131,037.87
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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.