Finding the Fourth Proportional to 213,004,633,581.70, 293,955,634,330.27 and 117,957,473,613.70
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Solution
The fourth proportional to 213,004,633,581.70, 293,955,634,330.27 and 117,957,473,613.70 is: 162,786,430,497.12
Step by Step Solution
- Step 1: Write the proportion equation
213,004,633,581.70 : 293,955,634,330.27 = 117,957,473,613.70 : x - Step 2: Convert to fraction form
213,004,633,581.70/293,955,634,330.27 = 117,957,473,613.70/x - Step 3: Cross multiply
213,004,633,581.70x = 293,955,634,330.27 × 117,957,473,613.70 - Step 4: Simplify right side
213,004,633,581.70x = 34,674,263,980,111,269,199,872 - Step 5: Solve for x
x = 34,674,263,980,111,269,199,872/213,004,633,581.70 - Step 6: Final answer
x = 162,786,430,497.12
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1.5x scale
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.