Finding the Fourth Proportional to 4,694,587,295.20, 7,041,880,942.80 and 2,517,804,959.20
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Solution
The fourth proportional to 4,694,587,295.20, 7,041,880,942.80 and 2,517,804,959.20 is: 3,776,707,438.80
Step by Step Solution
- Step 1: Write the proportion equation
4,694,587,295.20 : 7,041,880,942.80 = 2,517,804,959.20 : x - Step 2: Convert to fraction form
4,694,587,295.20/7,041,880,942.80 = 2,517,804,959.20/x - Step 3: Cross multiply
4,694,587,295.20x = 7,041,880,942.80 × 2,517,804,959.20 - Step 4: Simplify right side
4,694,587,295.20x = 17,730,082,759,877,810,176 - Step 5: Solve for x
x = 17,730,082,759,877,810,176/4,694,587,295.20 - Step 6: Final answer
x = 3,776,707,438.80
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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.