Finding the Fourth Proportional to 2,074,787,673.46, 2,863,198,428.84 and 1,122,169,474.96
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Solution
The fourth proportional to 2,074,787,673.46, 2,863,198,428.84 and 1,122,169,474.96 is: 1,548,589,245.39
Step by Step Solution
- Step 1: Write the proportion equation
2,074,787,673.46 : 2,863,198,428.84 = 1,122,169,474.96 : x - Step 2: Convert to fraction form
2,074,787,673.46/2,863,198,428.84 = 1,122,169,474.96/x - Step 3: Cross multiply
2,074,787,673.46x = 2,863,198,428.84 × 1,122,169,474.96 - Step 4: Simplify right side
2,074,787,673.46x = 3,212,993,877,597,680,128 - Step 5: Solve for x
x = 3,212,993,877,597,680,128/2,074,787,673.46 - Step 6: Final answer
x = 1,548,589,245.39
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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.