Finding the Fourth Proportional to 146,240,326.26, 201,693,977.64 and 128,561,429.88
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Solution
The fourth proportional to 146,240,326.26, 201,693,977.64 and 128,561,429.88 is: 177,311,326.00
Step by Step Solution
- Step 1: Write the proportion equation
146,240,326.26 : 201,693,977.64 = 128,561,429.88 : x - Step 2: Convert to fraction form
146,240,326.26/201,693,977.64 = 128,561,429.88/x - Step 3: Cross multiply
146,240,326.26x = 201,693,977.64 × 128,561,429.88 - Step 4: Simplify right side
146,240,326.26x = 25,930,066,163,583,144 - Step 5: Solve for x
x = 25,930,066,163,583,144/146,240,326.26 - Step 6: Final answer
x = 177,311,326.00
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.