Finding the Fourth Proportional to 365,593,245.12, 548,370,553.74 and 119,917,518.66
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Solution
The fourth proportional to 365,593,245.12, 548,370,553.74 and 119,917,518.66 is: 179,869,942.86
Step by Step Solution
- Step 1: Write the proportion equation
365,593,245.12 : 548,370,553.74 = 119,917,518.66 : x - Step 2: Convert to fraction form
365,593,245.12/548,370,553.74 = 119,917,518.66/x - Step 3: Cross multiply
365,593,245.12x = 548,370,553.74 × 119,917,518.66 - Step 4: Simplify right side
365,593,245.12x = 65,759,236,110,710,984 - Step 5: Solve for x
x = 65,759,236,110,710,984/365,593,245.12 - Step 6: Final answer
x = 179,869,942.86
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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.