Finding the Fourth Proportional to 1,998,294,055.43, 2,757,678,444.02 and 1,094,034,902.99
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Solution
The fourth proportional to 1,998,294,055.43, 2,757,678,444.02 and 1,094,034,902.99 is: 1,509,786,040.14
Step by Step Solution
- Step 1: Write the proportion equation
1,998,294,055.43 : 2,757,678,444.02 = 1,094,034,902.99 : x - Step 2: Convert to fraction form
1,998,294,055.43/2,757,678,444.02 = 1,094,034,902.99/x - Step 3: Cross multiply
1,998,294,055.43x = 2,757,678,444.02 × 1,094,034,902.99 - Step 4: Simplify right side
1,998,294,055.43x = 3,016,996,468,969,981,440 - Step 5: Solve for x
x = 3,016,996,468,969,981,440/1,998,294,055.43 - Step 6: Final answer
x = 1,509,786,040.14
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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.