Finding the Fourth Proportional to 3,290,315,430.05, 4,540,635,293.50 and 1,880,649,660.14
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Solution
The fourth proportional to 3,290,315,430.05, 4,540,635,293.50 and 1,880,649,660.14 is: 2,595,296,531.01
Step by Step Solution
- Step 1: Write the proportion equation
3,290,315,430.05 : 4,540,635,293.50 = 1,880,649,660.14 : x - Step 2: Convert to fraction form
3,290,315,430.05/4,540,635,293.50 = 1,880,649,660.14/x - Step 3: Cross multiply
3,290,315,430.05x = 4,540,635,293.50 × 1,880,649,660.14 - Step 4: Simplify right side
3,290,315,430.05x = 8,539,344,221,526,928,384 - Step 5: Solve for x
x = 8,539,344,221,526,928,384/3,290,315,430.05 - Step 6: Final answer
x = 2,595,296,531.01
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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.