Finding the Fourth Proportional to 273,991,863.76, 378,163,702.26 and 162,544,564.96
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Solution
The fourth proportional to 273,991,863.76, 378,163,702.26 and 162,544,564.96 is: 224,344,086.81
Step by Step Solution
- Step 1: Write the proportion equation
273,991,863.76 : 378,163,702.26 = 162,544,564.96 : x - Step 2: Convert to fraction form
273,991,863.76/378,163,702.26 = 162,544,564.96/x - Step 3: Cross multiply
273,991,863.76x = 378,163,702.26 × 162,544,564.96 - Step 4: Simplify right side
273,991,863.76x = 61,468,454,467,514,672 - Step 5: Solve for x
x = 61,468,454,467,514,672/273,991,863.76 - Step 6: Final answer
x = 224,344,086.81
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.