Finding the Fourth Proportional to 3,451,813,596, 5,177,153,523.60 and 1,486,137,471.12
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Solution
The fourth proportional to 3,451,813,596, 5,177,153,523.60 and 1,486,137,471.12 is: 2,228,962,147.34
Step by Step Solution
- Step 1: Write the proportion equation
3,451,813,596 : 5,177,153,523.60 = 1,486,137,471.12 : x - Step 2: Convert to fraction form
3,451,813,596/5,177,153,523.60 = 1,486,137,471.12/x - Step 3: Cross multiply
3,451,813,596x = 5,177,153,523.60 × 1,486,137,471.12 - Step 4: Simplify right side
3,451,813,596x = 7,693,961,845,155,470,336 - Step 5: Solve for x
x = 7,693,961,845,155,470,336/3,451,813,596 - Step 6: Final answer
x = 2,228,962,147.34
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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.