Finding the Fourth Proportional to 356,485,668.36, 534,351,101.36 and 119,909,977.73
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Solution
The fourth proportional to 356,485,668.36, 534,351,101.36 and 119,909,977.73 is: 179,738,021.33
Step by Step Solution
- Step 1: Write the proportion equation
356,485,668.36 : 534,351,101.36 = 119,909,977.73 : x - Step 2: Convert to fraction form
356,485,668.36/534,351,101.36 = 119,909,977.73/x - Step 3: Cross multiply
356,485,668.36x = 534,351,101.36 × 119,909,977.73 - Step 4: Simplify right side
356,485,668.36x = 64,074,028,662,811,088 - Step 5: Solve for x
x = 64,074,028,662,811,088/356,485,668.36 - Step 6: Final answer
x = 179,738,021.33
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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.