Finding the Fourth Proportional to 426,816,488.26, 588,826,392.84 and 285,733,160.18
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Solution
The fourth proportional to 426,816,488.26, 588,826,392.84 and 285,733,160.18 is: 394,191,018.04
Step by Step Solution
- Step 1: Write the proportion equation
426,816,488.26 : 588,826,392.84 = 285,733,160.18 : x - Step 2: Convert to fraction form
426,816,488.26/588,826,392.84 = 285,733,160.18/x - Step 3: Cross multiply
426,816,488.26x = 588,826,392.84 × 285,733,160.18 - Step 4: Simplify right side
426,816,488.26x = 168,247,226,022,833,184 - Step 5: Solve for x
x = 168,247,226,022,833,184/426,816,488.26 - Step 6: Final answer
x = 394,191,018.04
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.