Finding the Fourth Proportional to 981,907,921,162.05, 1,354,836,407,310.50 and 548,293,592,294.02
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Solution
The fourth proportional to 981,907,921,162.05, 1,354,836,407,310.50 and 548,293,592,294.02 is: 756,535,419,182.55
Step by Step Solution
- Step 1: Write the proportion equation
981,907,921,162.05 : 1,354,836,407,310.50 = 548,293,592,294.02 : x - Step 2: Convert to fraction form
981,907,921,162.05/1,354,836,407,310.50 = 548,293,592,294.02/x - Step 3: Cross multiply
981,907,921,162.05x = 1,354,836,407,310.50 × 548,293,592,294.02 - Step 4: Simplify right side
981,907,921,162.05x = 742,848,120,734,998,088,122,368 - Step 5: Solve for x
x = 742,848,120,734,998,088,122,368/981,907,921,162.05 - Step 6: Final answer
x = 756,535,419,182.55
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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.