Finding the Fourth Proportional to 106,436,105.60, 159,430,209.60 and 88,520,201.60
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Solution
The fourth proportional to 106,436,105.60, 159,430,209.60 and 88,520,201.60 is: 132,594,049.88
Step by Step Solution
- Step 1: Write the proportion equation
106,436,105.60 : 159,430,209.60 = 88,520,201.60 : x - Step 2: Convert to fraction form
106,436,105.60/159,430,209.60 = 88,520,201.60/x - Step 3: Cross multiply
106,436,105.60x = 159,430,209.60 × 88,520,201.60 - Step 4: Simplify right side
106,436,105.60x = 14,112,794,294,922,254 - Step 5: Solve for x
x = 14,112,794,294,922,254/106,436,105.60 - Step 6: Final answer
x = 132,594,049.88
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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.