Finding the Fourth Proportional to 4,680,573,172.44, 7,023,273,571.62 and 2,193,686,750.74
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Solution
The fourth proportional to 4,680,573,172.44, 7,023,273,571.62 and 2,193,686,750.74 is: 3,291,661,429.75
Step by Step Solution
- Step 1: Write the proportion equation
4,680,573,172.44 : 7,023,273,571.62 = 2,193,686,750.74 : x - Step 2: Convert to fraction form
4,680,573,172.44/7,023,273,571.62 = 2,193,686,750.74/x - Step 3: Cross multiply
4,680,573,172.44x = 7,023,273,571.62 × 2,193,686,750.74 - Step 4: Simplify right side
4,680,573,172.44x = 15,406,862,180,839,108,608 - Step 5: Solve for x
x = 15,406,862,180,839,108,608/4,680,573,172.44 - Step 6: Final answer
x = 3,291,661,429.75
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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.