Finding the Fourth Proportional to 440,181,409.80, 660,272,114.70 and 181,310,593.80
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Solution
The fourth proportional to 440,181,409.80, 660,272,114.70 and 181,310,593.80 is: 271,965,890.70
Step by Step Solution
- Step 1: Write the proportion equation
440,181,409.80 : 660,272,114.70 = 181,310,593.80 : x - Step 2: Convert to fraction form
440,181,409.80/660,272,114.70 = 181,310,593.80/x - Step 3: Cross multiply
440,181,409.80x = 660,272,114.70 × 181,310,593.80 - Step 4: Simplify right side
440,181,409.80x = 119,714,329,185,838,720 - Step 5: Solve for x
x = 119,714,329,185,838,720/440,181,409.80 - Step 6: Final answer
x = 271,965,890.70
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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.