Finding the Fourth Proportional to 220,449,619.44, 330,748,764.48 and 97,611,164.64
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Solution
The fourth proportional to 220,449,619.44, 330,748,764.48 and 97,611,164.64 is: 146,449,661.32
Step by Step Solution
- Step 1: Write the proportion equation
220,449,619.44 : 330,748,764.48 = 97,611,164.64 : x - Step 2: Convert to fraction form
220,449,619.44/330,748,764.48 = 97,611,164.64/x - Step 3: Cross multiply
220,449,619.44x = 330,748,764.48 × 97,611,164.64 - Step 4: Simplify right side
220,449,619.44x = 32,284,772,104,133,868 - Step 5: Solve for x
x = 32,284,772,104,133,868/220,449,619.44 - Step 6: Final answer
x = 146,449,661.32
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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.