Finding the Fourth Proportional to 231,727,718, 319,787,639.88 and 125,883,099.92
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Solution
The fourth proportional to 231,727,718, 319,787,639.88 and 125,883,099.92 is: 173,720,518.94
Step by Step Solution
- Step 1: Write the proportion equation
231,727,718 : 319,787,639.88 = 125,883,099.92 : x - Step 2: Convert to fraction form
231,727,718/319,787,639.88 = 125,883,099.92/x - Step 3: Cross multiply
231,727,718x = 319,787,639.88 × 125,883,099.92 - Step 4: Simplify right side
231,727,718x = 40,255,859,424,195,016 - Step 5: Solve for x
x = 40,255,859,424,195,016/231,727,718 - Step 6: Final answer
x = 173,720,518.94
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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.