Finding the Fourth Proportional to 186,290,336,193.93, 257,292,724,006.84 and 125,216,671,626.82
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Solution
The fourth proportional to 186,290,336,193.93, 257,292,724,006.84 and 125,216,671,626.82 is: 172,941,544,860.36
Step by Step Solution
- Step 1: Write the proportion equation
186,290,336,193.93 : 257,292,724,006.84 = 125,216,671,626.82 : x - Step 2: Convert to fraction form
186,290,336,193.93/257,292,724,006.84 = 125,216,671,626.82/x - Step 3: Cross multiply
186,290,336,193.93x = 257,292,724,006.84 × 125,216,671,626.82 - Step 4: Simplify right side
186,290,336,193.93x = 32,217,338,533,934,511,685,632 - Step 5: Solve for x
x = 32,217,338,533,934,511,685,632/186,290,336,193.93 - Step 6: Final answer
x = 172,941,544,860.36
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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.