Finding the Fourth Proportional to 3,465,790,964.84, 5,197,361,243.74 and 1,891,056,583.80
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Solution
The fourth proportional to 3,465,790,964.84, 5,197,361,243.74 and 1,891,056,583.80 is: 2,835,861,798.38
Step by Step Solution
- Step 1: Write the proportion equation
3,465,790,964.84 : 5,197,361,243.74 = 1,891,056,583.80 : x - Step 2: Convert to fraction form
3,465,790,964.84/5,197,361,243.74 = 1,891,056,583.80/x - Step 3: Cross multiply
3,465,790,964.84x = 5,197,361,243.74 × 1,891,056,583.80 - Step 4: Simplify right side
3,465,790,964.84x = 9,828,504,198,356,756,480 - Step 5: Solve for x
x = 9,828,504,198,356,756,480/3,465,790,964.84 - Step 6: Final answer
x = 2,835,861,798.38
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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.