Finding the Fourth Proportional to 994,976,190,753.08, 1,492,613,515,074.30 and 349,468,043,590.62
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Solution
The fourth proportional to 994,976,190,753.08, 1,492,613,515,074.30 and 349,468,043,590.62 is: 524,254,479,451.54
Step by Step Solution
- Step 1: Write the proportion equation
994,976,190,753.08 : 1,492,613,515,074.30 = 349,468,043,590.62 : x - Step 2: Convert to fraction form
994,976,190,753.08/1,492,613,515,074.30 = 349,468,043,590.62/x - Step 3: Cross multiply
994,976,190,753.08x = 1,492,613,515,074.30 × 349,468,043,590.62 - Step 4: Simplify right side
994,976,190,753.08x = 521,620,724,949,934,036,484,096 - Step 5: Solve for x
x = 521,620,724,949,934,036,484,096/994,976,190,753.08 - Step 6: Final answer
x = 524,254,479,451.54
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Double scale
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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.