Finding the Fourth Proportional to 356,485,670.62, 534,351,104.73 and 119,909,979.99
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Solution
The fourth proportional to 356,485,670.62, 534,351,104.73 and 119,909,979.99 is: 179,738,024.71
Step by Step Solution
- Step 1: Write the proportion equation
356,485,670.62 : 534,351,104.73 = 119,909,979.99 : x - Step 2: Convert to fraction form
356,485,670.62/534,351,104.73 = 119,909,979.99/x - Step 3: Cross multiply
356,485,670.62x = 534,351,104.73 × 119,909,979.99 - Step 4: Simplify right side
356,485,670.62x = 64,074,030,275,808,696 - Step 5: Solve for x
x = 64,074,030,275,808,696/356,485,670.62 - Step 6: Final answer
x = 179,738,024.71
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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.