Finding the Fourth Proportional to 711,414,042.63, 1,067,174,883.18 and 220,176,997.08
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Solution
The fourth proportional to 711,414,042.63, 1,067,174,883.18 and 220,176,997.08 is: 330,282,152.25
Step by Step Solution
- Step 1: Write the proportion equation
711,414,042.63 : 1,067,174,883.18 = 220,176,997.08 : x - Step 2: Convert to fraction form
711,414,042.63/1,067,174,883.18 = 220,176,997.08/x - Step 3: Cross multiply
711,414,042.63x = 1,067,174,883.18 × 220,176,997.08 - Step 4: Simplify right side
711,414,042.63x = 234,967,361,137,772,192 - Step 5: Solve for x
x = 234,967,361,137,772,192/711,414,042.63 - Step 6: Final answer
x = 330,282,152.25
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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.