Finding the Fourth Proportional to 132,474,588.20, 182,814,940.14 and 73,735,988.84
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Solution
The fourth proportional to 132,474,588.20, 182,814,940.14 and 73,735,988.84 is: 101,755,669.29
Step by Step Solution
- Step 1: Write the proportion equation
132,474,588.20 : 182,814,940.14 = 73,735,988.84 : x - Step 2: Convert to fraction form
132,474,588.20/182,814,940.14 = 73,735,988.84/x - Step 3: Cross multiply
132,474,588.20x = 182,814,940.14 × 73,735,988.84 - Step 4: Simplify right side
132,474,588.20x = 13,480,040,385,948,308 - Step 5: Solve for x
x = 13,480,040,385,948,308/132,474,588.20 - Step 6: Final answer
x = 101,755,669.29
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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.