Finding the Fourth Proportional to 222,006,838,115.57, 332,436,737,431.30 and 153,221,467,850.29
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Solution
The fourth proportional to 222,006,838,115.57, 332,436,737,431.30 and 153,221,467,850.29 is: 229,436,378,216.73
Step by Step Solution
- Step 1: Write the proportion equation
222,006,838,115.57 : 332,436,737,431.30 = 153,221,467,850.29 : x - Step 2: Convert to fraction form
222,006,838,115.57/332,436,737,431.30 = 153,221,467,850.29/x - Step 3: Cross multiply
222,006,838,115.57x = 332,436,737,431.30 × 153,221,467,850.29 - Step 4: Simplify right side
222,006,838,115.57x = 50,936,444,876,585,231,712,256 - Step 5: Solve for x
x = 50,936,444,876,585,231,712,256/222,006,838,115.57 - Step 6: Final answer
x = 229,436,378,216.73
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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.