Finding the Fourth Proportional to 445,841,272.67, 668,496,977.84 and 169,512,714.12
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Solution
The fourth proportional to 445,841,272.67, 668,496,977.84 and 169,512,714.12 is: 254,168,342.06
Step by Step Solution
- Step 1: Write the proportion equation
445,841,272.67 : 668,496,977.84 = 169,512,714.12 : x - Step 2: Convert to fraction form
445,841,272.67/668,496,977.84 = 169,512,714.12/x - Step 3: Cross multiply
445,841,272.67x = 668,496,977.84 × 169,512,714.12 - Step 4: Simplify right side
445,841,272.67x = 113,318,737,093,828,336 - Step 5: Solve for x
x = 113,318,737,093,828,336/445,841,272.67 - Step 6: Final answer
x = 254,168,342.06
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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.