Finding the Fourth Proportional to 255,077,466.36, 382,676,912.51 and 82,554,280.08
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Solution
The fourth proportional to 255,077,466.36, 382,676,912.51 and 82,554,280.08 is: 123,851,069.50
Step by Step Solution
- Step 1: Write the proportion equation
255,077,466.36 : 382,676,912.51 = 82,554,280.08 : x - Step 2: Convert to fraction form
255,077,466.36/382,676,912.51 = 82,554,280.08/x - Step 3: Cross multiply
255,077,466.36x = 382,676,912.51 × 82,554,280.08 - Step 4: Simplify right side
255,077,466.36x = 31,591,617,015,087,424 - Step 5: Solve for x
x = 31,591,617,015,087,424/255,077,466.36 - Step 6: Final answer
x = 123,851,069.50
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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.