Finding the Fourth Proportional to 88,128,564.40, 132,192,846.60 and 27,544,193.20
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Solution
The fourth proportional to 88,128,564.40, 132,192,846.60 and 27,544,193.20 is: 41,316,289.80
Step by Step Solution
- Step 1: Write the proportion equation
88,128,564.40 : 132,192,846.60 = 27,544,193.20 : x - Step 2: Convert to fraction form
88,128,564.40/132,192,846.60 = 27,544,193.20/x - Step 3: Cross multiply
88,128,564.40x = 132,192,846.60 × 27,544,193.20 - Step 4: Simplify right side
88,128,564.40x = 3,641,145,306,408,363 - Step 5: Solve for x
x = 3,641,145,306,408,363/88,128,564.40 - Step 6: Final answer
x = 41,316,289.80
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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.