Finding the Fourth Proportional to 213,004,633,549.91, 293,955,634,286.42 and 117,957,473,581.91
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Solution
The fourth proportional to 213,004,633,549.91, 293,955,634,286.42 and 117,957,473,581.91 is: 162,786,430,453.26
Step by Step Solution
- Step 1: Write the proportion equation
213,004,633,549.91 : 293,955,634,286.42 = 117,957,473,581.91 : x - Step 2: Convert to fraction form
213,004,633,549.91/293,955,634,286.42 = 117,957,473,581.91/x - Step 3: Cross multiply
213,004,633,549.91x = 293,955,634,286.42 × 117,957,473,581.91 - Step 4: Simplify right side
213,004,633,549.91x = 34,674,263,965,593,981,943,808 - Step 5: Solve for x
x = 34,674,263,965,593,981,943,808/213,004,633,549.91 - Step 6: Final answer
x = 162,786,430,453.26
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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.