Finding the Fourth Proportional to 192,581,990,345.82, 288,621,691,882.71 and 107,588,351,711.06
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Solution
The fourth proportional to 192,581,990,345.82, 288,621,691,882.71 and 107,588,351,711.06 is: 161,242,139,215.39
Step by Step Solution
- Step 1: Write the proportion equation
192,581,990,345.82 : 288,621,691,882.71 = 107,588,351,711.06 : x - Step 2: Convert to fraction form
192,581,990,345.82/288,621,691,882.71 = 107,588,351,711.06/x - Step 3: Cross multiply
192,581,990,345.82x = 288,621,691,882.71 × 107,588,351,711.06 - Step 4: Simplify right side
192,581,990,345.82x = 31,052,332,097,718,196,371,456 - Step 5: Solve for x
x = 31,052,332,097,718,196,371,456/192,581,990,345.82 - Step 6: Final answer
x = 161,242,139,215.39
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.