Finding the Fourth Proportional to 1,471,141,904.12, 2,206,720,983.52 and 365,746,762.12
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Solution
The fourth proportional to 1,471,141,904.12, 2,206,720,983.52 and 365,746,762.12 is: 548,622,163.75
Step by Step Solution
- Step 1: Write the proportion equation
1,471,141,904.12 : 2,206,720,983.52 = 365,746,762.12 : x - Step 2: Convert to fraction form
1,471,141,904.12/2,206,720,983.52 = 365,746,762.12/x - Step 3: Cross multiply
1,471,141,904.12x = 2,206,720,983.52 × 365,746,762.12 - Step 4: Simplify right side
1,471,141,904.12x = 807,101,054,624,701,824 - Step 5: Solve for x
x = 807,101,054,624,701,824/1,471,141,904.12 - Step 6: Final answer
x = 548,622,163.75
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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.