Finding the Fourth Proportional to 221,434,362.70, 332,151,544.05 and 68,060,490.10
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Solution
The fourth proportional to 221,434,362.70, 332,151,544.05 and 68,060,490.10 is: 102,090,735.15
Step by Step Solution
- Step 1: Write the proportion equation
221,434,362.70 : 332,151,544.05 = 68,060,490.10 : x - Step 2: Convert to fraction form
221,434,362.70/332,151,544.05 = 68,060,490.10/x - Step 3: Cross multiply
221,434,362.70x = 332,151,544.05 × 68,060,490.10 - Step 4: Simplify right side
221,434,362.70x = 22,606,396,875,514,736 - Step 5: Solve for x
x = 22,606,396,875,514,736/221,434,362.70 - Step 6: Final answer
x = 102,090,735.15
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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.