Finding the Fourth Proportional to 775,558,068.91, 1,163,250,879 and 277,548,485.92
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Solution
The fourth proportional to 775,558,068.91, 1,163,250,879 and 277,548,485.92 is: 416,291,871.82
Step by Step Solution
- Step 1: Write the proportion equation
775,558,068.91 : 1,163,250,879 = 277,548,485.92 : x - Step 2: Convert to fraction form
775,558,068.91/1,163,250,879 = 277,548,485.92/x - Step 3: Cross multiply
775,558,068.91x = 1,163,250,879 × 277,548,485.92 - Step 4: Simplify right side
775,558,068.91x = 322,858,520,211,559,168 - Step 5: Solve for x
x = 322,858,520,211,559,168/775,558,068.91 - Step 6: Final answer
x = 416,291,871.82
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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.