Finding the Fourth Proportional to 282,125,545.23, 389,286,538.55 and 163,059,224.92
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Solution
The fourth proportional to 282,125,545.23, 389,286,538.55 and 163,059,224.92 is: 224,994,731.31
Step by Step Solution
- Step 1: Write the proportion equation
282,125,545.23 : 389,286,538.55 = 163,059,224.92 : x - Step 2: Convert to fraction form
282,125,545.23/389,286,538.55 = 163,059,224.92/x - Step 3: Cross multiply
282,125,545.23x = 389,286,538.55 × 163,059,224.92 - Step 4: Simplify right side
282,125,545.23x = 63,476,761,245,885,224 - Step 5: Solve for x
x = 63,476,761,245,885,224/282,125,545.23 - Step 6: Final answer
x = 224,994,731.31
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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.