Finding the Fourth Proportional to 168,516,201.60, 252,349,149.60 and 134,503,977.60
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Solution
The fourth proportional to 168,516,201.60, 252,349,149.60 and 134,503,977.60 is: 201,416,623.70
Step by Step Solution
- Step 1: Write the proportion equation
168,516,201.60 : 252,349,149.60 = 134,503,977.60 : x - Step 2: Convert to fraction form
168,516,201.60/252,349,149.60 = 134,503,977.60/x - Step 3: Cross multiply
168,516,201.60x = 252,349,149.60 × 134,503,977.60 - Step 4: Simplify right side
168,516,201.60x = 33,941,964,365,177,448 - Step 5: Solve for x
x = 33,941,964,365,177,448/168,516,201.60 - Step 6: Final answer
x = 201,416,623.70
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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.