Finding the Fourth Proportional to 3,523,954,145.49, 5,288,259,963.23 and 1,659,133,143.99
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Solution
The fourth proportional to 3,523,954,145.49, 5,288,259,963.23 and 1,659,133,143.99 is: 2,489,796,125.83
Step by Step Solution
- Step 1: Write the proportion equation
3,523,954,145.49 : 5,288,259,963.23 = 1,659,133,143.99 : x - Step 2: Convert to fraction form
3,523,954,145.49/5,288,259,963.23 = 1,659,133,143.99/x - Step 3: Cross multiply
3,523,954,145.49x = 5,288,259,963.23 × 1,659,133,143.99 - Step 4: Simplify right side
3,523,954,145.49x = 8,773,927,379,030,231,040 - Step 5: Solve for x
x = 8,773,927,379,030,231,040/3,523,954,145.49 - Step 6: Final answer
x = 2,489,796,125.83
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1.5x scale
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.