Finding the Third Proportional to 331,432,407 and 498,532,347
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Solution
The third proportional to 331,432,407 and 498,532,347 is: 749,879,902.38
Step by Step Solution
- Step 1: Write the proportion equation
331,432,407 : 498,532,347 = 498,532,347 : x - Step 2: Convert to fraction form
331,432,407/498,532,347 = 498,532,347/x - Step 3: Cross multiply
331,432,407x = 498,532,347 × 498,532,347 - Step 4: Simplify right side
331,432,407x = 248,534,501,005,328,416 - Step 5: Solve for x
x = 248,534,501,005,328,416/331,432,407 - Step 6: Final answer
x = 749,879,902.38
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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.