Finding the Fourth Proportional to 352,189,228.08, 486,209,826.36 and 271,545,076.88
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Solution
The fourth proportional to 352,189,228.08, 486,209,826.36 and 271,545,076.88 is: 374,877,691.17
Step by Step Solution
- Step 1: Write the proportion equation
352,189,228.08 : 486,209,826.36 = 271,545,076.88 : x - Step 2: Convert to fraction form
352,189,228.08/486,209,826.36 = 271,545,076.88/x - Step 3: Cross multiply
352,189,228.08x = 486,209,826.36 × 271,545,076.88 - Step 4: Simplify right side
352,189,228.08x = 132,027,884,676,306,608 - Step 5: Solve for x
x = 132,027,884,676,306,608/352,189,228.08 - Step 6: Final answer
x = 374,877,691.17
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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.