Finding the Third Proportional to 128,124,514.50 and 191,347,182
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Solution
The third proportional to 128,124,514.50 and 191,347,182 is: 285,766,890.14
Step by Step Solution
- Step 1: Write the proportion equation
128,124,514.50 : 191,347,182 = 191,347,182 : x - Step 2: Convert to fraction form
128,124,514.50/191,347,182 = 191,347,182/x - Step 3: Cross multiply
128,124,514.50x = 191,347,182 × 191,347,182 - Step 4: Simplify right side
128,124,514.50x = 36,613,744,059,341,120 - Step 5: Solve for x
x = 36,613,744,059,341,120/128,124,514.50 - Step 6: Final answer
x = 285,766,890.14
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.