Finding the Fourth Proportional to 4,195,817,096.51, 5,790,198,137.58 and 2,290,578,571.79
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Solution
The fourth proportional to 4,195,817,096.51, 5,790,198,137.58 and 2,290,578,571.79 is: 3,160,982,348.67
Step by Step Solution
- Step 1: Write the proportion equation
4,195,817,096.51 : 5,790,198,137.58 = 2,290,578,571.79 : x - Step 2: Convert to fraction form
4,195,817,096.51/5,790,198,137.58 = 2,290,578,571.79/x - Step 3: Cross multiply
4,195,817,096.51x = 5,790,198,137.58 × 2,290,578,571.79 - Step 4: Simplify right side
4,195,817,096.51x = 13,262,903,780,335,890,432 - Step 5: Solve for x
x = 13,262,903,780,335,890,432/4,195,817,096.51 - Step 6: Final answer
x = 3,160,982,348.67
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1.5x scale
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.