Finding the Fourth Proportional to 209,953,514.70, 314,930,272.05 and 184,444,346.70
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Solution
The fourth proportional to 209,953,514.70, 314,930,272.05 and 184,444,346.70 is: 276,666,520.05
Step by Step Solution
- Step 1: Write the proportion equation
209,953,514.70 : 314,930,272.05 = 184,444,346.70 : x - Step 2: Convert to fraction form
209,953,514.70/314,930,272.05 = 184,444,346.70/x - Step 3: Cross multiply
209,953,514.70x = 314,930,272.05 × 184,444,346.70 - Step 4: Simplify right side
209,953,514.70x = 58,087,108,284,315,520 - Step 5: Solve for x
x = 58,087,108,284,315,520/209,953,514.70 - Step 6: Final answer
x = 276,666,520.05
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.