Finding the Fourth Proportional to 176,273,133.60, 264,451,690.80 and 85,321,927.20
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Solution
The fourth proportional to 176,273,133.60, 264,451,690.80 and 85,321,927.20 is: 128,003,215.52
Step by Step Solution
- Step 1: Write the proportion equation
176,273,133.60 : 264,451,690.80 = 85,321,927.20 : x - Step 2: Convert to fraction form
176,273,133.60/264,451,690.80 = 85,321,927.20/x - Step 3: Cross multiply
176,273,133.60x = 264,451,690.80 × 85,321,927.20 - Step 4: Simplify right side
176,273,133.60x = 22,563,527,910,354,512 - Step 5: Solve for x
x = 22,563,527,910,354,512/176,273,133.60 - Step 6: Final answer
x = 128,003,215.52
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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.