Finding the Fourth Proportional to 1,727,028,783.40, 2,590,382,561.10 and 483,571,792.84
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Solution
The fourth proportional to 1,727,028,783.40, 2,590,382,561.10 and 483,571,792.84 is: 725,312,716.99
Step by Step Solution
- Step 1: Write the proportion equation
1,727,028,783.40 : 2,590,382,561.10 = 483,571,792.84 : x - Step 2: Convert to fraction form
1,727,028,783.40/2,590,382,561.10 = 483,571,792.84/x - Step 3: Cross multiply
1,727,028,783.40x = 2,590,382,561.10 × 483,571,792.84 - Step 4: Simplify right side
1,727,028,783.40x = 1,252,635,939,212,597,760 - Step 5: Solve for x
x = 1,252,635,939,212,597,760/1,727,028,783.40 - Step 6: Final answer
x = 725,312,716.99
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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.