Finding the Fourth Proportional to 170,169,370.16, 255,318,385.84 and 66,612,585.53
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Solution
The fourth proportional to 170,169,370.16, 255,318,385.84 and 66,612,585.53 is: 99,944,060.43
Step by Step Solution
- Step 1: Write the proportion equation
170,169,370.16 : 255,318,385.84 = 66,612,585.53 : x - Step 2: Convert to fraction form
170,169,370.16/255,318,385.84 = 66,612,585.53/x - Step 3: Cross multiply
170,169,370.16x = 255,318,385.84 × 66,612,585.53 - Step 4: Simplify right side
170,169,370.16x = 17,007,417,814,620,306 - Step 5: Solve for x
x = 17,007,417,814,620,306/170,169,370.16 - Step 6: Final answer
x = 99,944,060.43
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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.