Finding the Fourth Proportional to 146,293,662.10, 201,887,206.98 and 80,213,992.92
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Solution
The fourth proportional to 146,293,662.10, 201,887,206.98 and 80,213,992.92 is: 110,696,381.23
Step by Step Solution
- Step 1: Write the proportion equation
146,293,662.10 : 201,887,206.98 = 80,213,992.92 : x - Step 2: Convert to fraction form
146,293,662.10/201,887,206.98 = 80,213,992.92/x - Step 3: Cross multiply
146,293,662.10x = 201,887,206.98 × 80,213,992.92 - Step 4: Simplify right side
146,293,662.10x = 16,194,178,991,332,294 - Step 5: Solve for x
x = 16,194,178,991,332,294/146,293,662.10 - Step 6: Final answer
x = 110,696,381.23
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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.