Finding the Fourth Proportional to 1,696,747,915.62, 2,341,475,432.94 and 982,313,594.08
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Solution
The fourth proportional to 1,696,747,915.62, 2,341,475,432.94 and 982,313,594.08 is: 1,355,571,518.20
Step by Step Solution
- Step 1: Write the proportion equation
1,696,747,915.62 : 2,341,475,432.94 = 982,313,594.08 : x - Step 2: Convert to fraction form
1,696,747,915.62/2,341,475,432.94 = 982,313,594.08/x - Step 3: Cross multiply
1,696,747,915.62x = 2,341,475,432.94 × 982,313,594.08 - Step 4: Simplify right side
1,696,747,915.62x = 2,300,063,147,981,315,584 - Step 5: Solve for x
x = 2,300,063,147,981,315,584/1,696,747,915.62 - Step 6: Final answer
x = 1,355,571,518.20
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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.