Finding the Fourth Proportional to 3,934,690,793.40, 5,904,303,671.70 and 1,482,787,356.60
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Solution
The fourth proportional to 3,934,690,793.40, 5,904,303,671.70 and 1,482,787,356.60 is: 2,225,035,534.84
Step by Step Solution
- Step 1: Write the proportion equation
3,934,690,793.40 : 5,904,303,671.70 = 1,482,787,356.60 : x - Step 2: Convert to fraction form
3,934,690,793.40/5,904,303,671.70 = 1,482,787,356.60/x - Step 3: Cross multiply
3,934,690,793.40x = 5,904,303,671.70 × 1,482,787,356.60 - Step 4: Simplify right side
3,934,690,793.40x = 8,754,826,833,923,716,096 - Step 5: Solve for x
x = 8,754,826,833,923,716,096/3,934,690,793.40 - Step 6: Final answer
x = 2,225,035,534.84
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.