Finding the Fourth Proportional to 117,514,134.40, 176,271,201.60 and 115,498,595.20
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Solution
The fourth proportional to 117,514,134.40, 176,271,201.60 and 115,498,595.20 is: 173,247,892.80
Step by Step Solution
- Step 1: Write the proportion equation
117,514,134.40 : 176,271,201.60 = 115,498,595.20 : x - Step 2: Convert to fraction form
117,514,134.40/176,271,201.60 = 115,498,595.20/x - Step 3: Cross multiply
117,514,134.40x = 176,271,201.60 × 115,498,595.20 - Step 4: Simplify right side
117,514,134.40x = 20,359,076,159,015,992 - Step 5: Solve for x
x = 20,359,076,159,015,992/117,514,134.40 - Step 6: Final answer
x = 173,247,892.80
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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.