Finding the Fourth Proportional to 1,419,662,649.60, 2,125,910,793.60 and 932,350,060.80
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Solution
The fourth proportional to 1,419,662,649.60, 2,125,910,793.60 and 932,350,060.80 is: 1,396,171,870.99
Step by Step Solution
- Step 1: Write the proportion equation
1,419,662,649.60 : 2,125,910,793.60 = 932,350,060.80 : x - Step 2: Convert to fraction form
1,419,662,649.60/2,125,910,793.60 = 932,350,060.80/x - Step 3: Cross multiply
1,419,662,649.60x = 2,125,910,793.60 × 932,350,060.80 - Step 4: Simplify right side
1,419,662,649.60x = 1,982,093,057,668,336,128 - Step 5: Solve for x
x = 1,982,093,057,668,336,128/1,419,662,649.60 - Step 6: Final answer
x = 1,396,171,870.99
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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.