Finding the Fourth Proportional to 4,273,879,967.91, 5,897,954,914.98 and 2,368,764,441.18
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Solution
The fourth proportional to 4,273,879,967.91, 5,897,954,914.98 and 2,368,764,441.18 is: 3,268,895,238.80
Step by Step Solution
- Step 1: Write the proportion equation
4,273,879,967.91 : 5,897,954,914.98 = 2,368,764,441.18 : x - Step 2: Convert to fraction form
4,273,879,967.91/5,897,954,914.98 = 2,368,764,441.18/x - Step 3: Cross multiply
4,273,879,967.91x = 5,897,954,914.98 × 2,368,764,441.18 - Step 4: Simplify right side
4,273,879,967.91x = 13,970,865,878,287,431,680 - Step 5: Solve for x
x = 13,970,865,878,287,431,680/4,273,879,967.91 - Step 6: Final answer
x = 3,268,895,238.80
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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.