Finding the Fourth Proportional to 179,626,805.30, 269,440,207.95 and 122,231,177.30
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Solution
The fourth proportional to 179,626,805.30, 269,440,207.95 and 122,231,177.30 is: 183,346,765.95
Step by Step Solution
- Step 1: Write the proportion equation
179,626,805.30 : 269,440,207.95 = 122,231,177.30 : x - Step 2: Convert to fraction form
179,626,805.30/269,440,207.95 = 122,231,177.30/x - Step 3: Cross multiply
179,626,805.30x = 269,440,207.95 × 122,231,177.30 - Step 4: Simplify right side
179,626,805.30x = 32,933,993,829,685,316 - Step 5: Solve for x
x = 32,933,993,829,685,316/179,626,805.30 - Step 6: Final answer
x = 183,346,765.95
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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.