Finding the Fourth Proportional to 324,080,044.96, 447,231,668.88 and 177,415,975.84
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Solution
The fourth proportional to 324,080,044.96, 447,231,668.88 and 177,415,975.84 is: 244,834,707.34
Step by Step Solution
- Step 1: Write the proportion equation
324,080,044.96 : 447,231,668.88 = 177,415,975.84 : x - Step 2: Convert to fraction form
324,080,044.96/447,231,668.88 = 177,415,975.84/x - Step 3: Cross multiply
324,080,044.96x = 447,231,668.88 × 177,415,975.84 - Step 4: Simplify right side
324,080,044.96x = 79,346,042,960,896,960 - Step 5: Solve for x
x = 79,346,042,960,896,960/324,080,044.96 - Step 6: Final answer
x = 244,834,707.34
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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.