Finding the Fourth Proportional to 3,098,149,124.73, 4,275,460,270.68 and 1,760,112,636.18
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Solution
The fourth proportional to 3,098,149,124.73, 4,275,460,270.68 and 1,760,112,636.18 is: 2,428,963,663.45
Step by Step Solution
- Step 1: Write the proportion equation
3,098,149,124.73 : 4,275,460,270.68 = 1,760,112,636.18 : x - Step 2: Convert to fraction form
3,098,149,124.73/4,275,460,270.68 = 1,760,112,636.18/x - Step 3: Cross multiply
3,098,149,124.73x = 4,275,460,270.68 × 1,760,112,636.18 - Step 4: Simplify right side
3,098,149,124.73x = 7,525,291,647,920,647,168 - Step 5: Solve for x
x = 7,525,291,647,920,647,168/3,098,149,124.73 - Step 6: Final answer
x = 2,428,963,663.45
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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.