Finding the Fourth Proportional to 257,511,805.92, 355,361,364.88 and 141,618,301.92
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Solution
The fourth proportional to 257,511,805.92, 355,361,364.88 and 141,618,301.92 is: 195,430,546.89
Step by Step Solution
- Step 1: Write the proportion equation
257,511,805.92 : 355,361,364.88 = 141,618,301.92 : x - Step 2: Convert to fraction form
257,511,805.92/355,361,364.88 = 141,618,301.92/x - Step 3: Cross multiply
257,511,805.92x = 355,361,364.88 × 141,618,301.92 - Step 4: Simplify right side
257,511,805.92x = 50,325,673,062,279,120 - Step 5: Solve for x
x = 50,325,673,062,279,120/257,511,805.92 - Step 6: Final answer
x = 195,430,546.89
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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.