Finding the Fourth Proportional to 136,173,640.20, 204,260,460.30 and 120,017,833.80
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Solution
The fourth proportional to 136,173,640.20, 204,260,460.30 and 120,017,833.80 is: 180,026,750.70
Step by Step Solution
- Step 1: Write the proportion equation
136,173,640.20 : 204,260,460.30 = 120,017,833.80 : x - Step 2: Convert to fraction form
136,173,640.20/204,260,460.30 = 120,017,833.80/x - Step 3: Cross multiply
136,173,640.20x = 204,260,460.30 × 120,017,833.80 - Step 4: Simplify right side
136,173,640.20x = 24,514,897,976,196,900 - Step 5: Solve for x
x = 24,514,897,976,196,900/136,173,640.20 - Step 6: Final answer
x = 180,026,750.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.