Finding the Fourth Proportional to 2,055,276,675.11, 2,836,284,548.42 and 1,115,479,316.99
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Solution
The fourth proportional to 2,055,276,675.11, 2,836,284,548.42 and 1,115,479,316.99 is: 1,539,362,942.80
Step by Step Solution
- Step 1: Write the proportion equation
2,055,276,675.11 : 2,836,284,548.42 = 1,115,479,316.99 : x - Step 2: Convert to fraction form
2,055,276,675.11/2,836,284,548.42 = 1,115,479,316.99/x - Step 3: Cross multiply
2,055,276,675.11x = 2,836,284,548.42 × 1,115,479,316.99 - Step 4: Simplify right side
2,055,276,675.11x = 3,163,816,750,870,711,808 - Step 5: Solve for x
x = 3,163,816,750,870,711,808/2,055,276,675.11 - Step 6: Final answer
x = 1,539,362,942.80
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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.