Finding the Fourth Proportional to 227,207,011.98, 313,559,727.74 and 125,364,191.25
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Solution
The fourth proportional to 227,207,011.98, 313,559,727.74 and 125,364,191.25 is: 173,010,336.84
Step by Step Solution
- Step 1: Write the proportion equation
227,207,011.98 : 313,559,727.74 = 125,364,191.25 : x - Step 2: Convert to fraction form
227,207,011.98/313,559,727.74 = 125,364,191.25/x - Step 3: Cross multiply
227,207,011.98x = 313,559,727.74 × 125,364,191.25 - Step 4: Simplify right side
227,207,011.98x = 39,309,161,676,068,472 - Step 5: Solve for x
x = 39,309,161,676,068,472/227,207,011.98 - Step 6: Final answer
x = 173,010,336.84
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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.