Finding the Fourth Proportional to 8,304,051,324.70, 12,456,076,987.05 and 2,487,961,020.70
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Solution
The fourth proportional to 8,304,051,324.70, 12,456,076,987.05 and 2,487,961,020.70 is: 3,731,941,531.05
Step by Step Solution
- Step 1: Write the proportion equation
8,304,051,324.70 : 12,456,076,987.05 = 2,487,961,020.70 : x - Step 2: Convert to fraction form
8,304,051,324.70/12,456,076,987.05 = 2,487,961,020.70/x - Step 3: Cross multiply
8,304,051,324.70x = 12,456,076,987.05 × 2,487,961,020.70 - Step 4: Simplify right side
8,304,051,324.70x = 30,990,234,014,618,693,632 - Step 5: Solve for x
x = 30,990,234,014,618,693,632/8,304,051,324.70 - Step 6: Final answer
x = 3,731,941,531.05
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1.5x scale
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.