Finding the Fourth Proportional to 276,295,476.09, 381,285,783 and 150,847,668.12
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Solution
The fourth proportional to 276,295,476.09, 381,285,783 and 150,847,668.12 is: 208,168,704.27
Step by Step Solution
- Step 1: Write the proportion equation
276,295,476.09 : 381,285,783 = 150,847,668.12 : x - Step 2: Convert to fraction form
276,295,476.09/381,285,783 = 150,847,668.12/x - Step 3: Cross multiply
276,295,476.09x = 381,285,783 × 150,847,668.12 - Step 4: Simplify right side
276,295,476.09x = 57,516,071,252,858,336 - Step 5: Solve for x
x = 57,516,071,252,858,336/276,295,476.09 - Step 6: Final answer
x = 208,168,704.27
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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.