Finding the Fourth Proportional to 355,588,453.20, 533,382,679.80 and 202,533,445.20
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Solution
The fourth proportional to 355,588,453.20, 533,382,679.80 and 202,533,445.20 is: 303,800,167.80
Step by Step Solution
- Step 1: Write the proportion equation
355,588,453.20 : 533,382,679.80 = 202,533,445.20 : x - Step 2: Convert to fraction form
355,588,453.20/533,382,679.80 = 202,533,445.20/x - Step 3: Cross multiply
355,588,453.20x = 533,382,679.80 × 202,533,445.20 - Step 4: Simplify right side
355,588,453.20x = 108,027,831,749,902,448 - Step 5: Solve for x
x = 108,027,831,749,902,448/355,588,453.20 - Step 6: Final answer
x = 303,800,167.80
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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.