Finding the Fourth Proportional to 4,384,392,838.30, 6,576,589,257.45 and 1,112,842,042.30
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Solution
The fourth proportional to 4,384,392,838.30, 6,576,589,257.45 and 1,112,842,042.30 is: 1,669,263,063.45
Step by Step Solution
- Step 1: Write the proportion equation
4,384,392,838.30 : 6,576,589,257.45 = 1,112,842,042.30 : x - Step 2: Convert to fraction form
4,384,392,838.30/6,576,589,257.45 = 1,112,842,042.30/x - Step 3: Cross multiply
4,384,392,838.30x = 6,576,589,257.45 × 1,112,842,042.30 - Step 4: Simplify right side
4,384,392,838.30x = 7,318,705,020,628,897,792 - Step 5: Solve for x
x = 7,318,705,020,628,897,792/4,384,392,838.30 - Step 6: Final answer
x = 1,669,263,063.45
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Double scale
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.