Finding the Fourth Proportional to 173,357,179.82, 239,219,630.97 and 99,007,476.75
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Solution
The fourth proportional to 173,357,179.82, 239,219,630.97 and 99,007,476.75 is: 136,622,735.08
Step by Step Solution
- Step 1: Write the proportion equation
173,357,179.82 : 239,219,630.97 = 99,007,476.75 : x - Step 2: Convert to fraction form
173,357,179.82/239,219,630.97 = 99,007,476.75/x - Step 3: Cross multiply
173,357,179.82x = 239,219,630.97 × 99,007,476.75 - Step 4: Simplify right side
173,357,179.82x = 23,684,532,051,405,856 - Step 5: Solve for x
x = 23,684,532,051,405,856/173,357,179.82 - Step 6: Final answer
x = 136,622,735.08
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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.