Finding the Fourth Proportional to 3,290,069,464.88, 4,934,922,542.19 and 2,405,661,129.83
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Solution
The fourth proportional to 3,290,069,464.88, 4,934,922,542.19 and 2,405,661,129.83 is: 3,608,358,870.60
Step by Step Solution
- Step 1: Write the proportion equation
3,290,069,464.88 : 4,934,922,542.19 = 2,405,661,129.83 : x - Step 2: Convert to fraction form
3,290,069,464.88/4,934,922,542.19 = 2,405,661,129.83/x - Step 3: Cross multiply
3,290,069,464.88x = 4,934,922,542.19 × 2,405,661,129.83 - Step 4: Simplify right side
3,290,069,464.88x = 11,871,751,338,496,464,896 - Step 5: Solve for x
x = 11,871,751,338,496,464,896/3,290,069,464.88 - Step 6: Final answer
x = 3,608,358,870.60
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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.