Finding the Fourth Proportional to 1,696,747,913.12, 2,341,475,429.49 and 982,313,591.58
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Solution
The fourth proportional to 1,696,747,913.12, 2,341,475,429.49 and 982,313,591.58 is: 1,355,571,514.75
Step by Step Solution
- Step 1: Write the proportion equation
1,696,747,913.12 : 2,341,475,429.49 = 982,313,591.58 : x - Step 2: Convert to fraction form
1,696,747,913.12/2,341,475,429.49 = 982,313,591.58/x - Step 3: Cross multiply
1,696,747,913.12x = 2,341,475,429.49 × 982,313,591.58 - Step 4: Simplify right side
1,696,747,913.12x = 2,300,063,138,738,644,736 - Step 5: Solve for x
x = 2,300,063,138,738,644,736/1,696,747,913.12 - Step 6: Final answer
x = 1,355,571,514.75
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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.