Finding the Fourth Proportional to 294,383,759.79, 406,252,275.24 and 162,229,497.99
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Solution
The fourth proportional to 294,383,759.79, 406,252,275.24 and 162,229,497.99 is: 223,878,187.83
Step by Step Solution
- Step 1: Write the proportion equation
294,383,759.79 : 406,252,275.24 = 162,229,497.99 : x - Step 2: Convert to fraction form
294,383,759.79/406,252,275.24 = 162,229,497.99/x - Step 3: Cross multiply
294,383,759.79x = 406,252,275.24 × 162,229,497.99 - Step 4: Simplify right side
294,383,759.79x = 65,906,102,668,669,368 - Step 5: Solve for x
x = 65,906,102,668,669,368/294,383,759.79 - Step 6: Final answer
x = 223,878,187.83
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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.