Finding the Fourth Proportional to 2,350,306,917.60, 3,525,460,376.40 and 1,661,559,381.60
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Solution
The fourth proportional to 2,350,306,917.60, 3,525,460,376.40 and 1,661,559,381.60 is: 2,492,339,072.40
Step by Step Solution
- Step 1: Write the proportion equation
2,350,306,917.60 : 3,525,460,376.40 = 1,661,559,381.60 : x - Step 2: Convert to fraction form
2,350,306,917.60/3,525,460,376.40 = 1,661,559,381.60/x - Step 3: Cross multiply
2,350,306,917.60x = 3,525,460,376.40 × 1,661,559,381.60 - Step 4: Simplify right side
2,350,306,917.60x = 5,857,761,762,866,487,296 - Step 5: Solve for x
x = 5,857,761,762,866,487,296/2,350,306,917.60 - Step 6: Final answer
x = 2,492,339,072.40
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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.