Finding the Fourth Proportional to 104,108,514.02, 143,669,762.74 and 57,701,763.94
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Solution
The fourth proportional to 104,108,514.02, 143,669,762.74 and 57,701,763.94 is: 79,628,441.66
Step by Step Solution
- Step 1: Write the proportion equation
104,108,514.02 : 143,669,762.74 = 57,701,763.94 : x - Step 2: Convert to fraction form
104,108,514.02/143,669,762.74 = 57,701,763.94/x - Step 3: Cross multiply
104,108,514.02x = 143,669,762.74 × 57,701,763.94 - Step 4: Simplify right side
104,108,514.02x = 8,289,998,734,939,288 - Step 5: Solve for x
x = 8,289,998,734,939,288/104,108,514.02 - Step 6: Final answer
x = 79,628,441.66
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.