Finding the Fourth Proportional to 273,025,230.70, 409,537,846.05 and 100,625,770.30
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Solution
The fourth proportional to 273,025,230.70, 409,537,846.05 and 100,625,770.30 is: 150,938,655.45
Step by Step Solution
- Step 1: Write the proportion equation
273,025,230.70 : 409,537,846.05 = 100,625,770.30 : x - Step 2: Convert to fraction form
273,025,230.70/409,537,846.05 = 100,625,770.30/x - Step 3: Cross multiply
273,025,230.70x = 409,537,846.05 × 100,625,770.30 - Step 4: Simplify right side
273,025,230.70x = 41,210,061,225,784,064 - Step 5: Solve for x
x = 41,210,061,225,784,064/273,025,230.70 - Step 6: Final answer
x = 150,938,655.45
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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.