Finding the Fourth Proportional to 277,400,753.09, 382,667,901.62 and 171,520,323.36
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Solution
The fourth proportional to 277,400,753.09, 382,667,901.62 and 171,520,323.36 is: 236,608,305.83
Step by Step Solution
- Step 1: Write the proportion equation
277,400,753.09 : 382,667,901.62 = 171,520,323.36 : x - Step 2: Convert to fraction form
277,400,753.09/382,667,901.62 = 171,520,323.36/x - Step 3: Cross multiply
277,400,753.09x = 382,667,901.62 × 171,520,323.36 - Step 4: Simplify right side
277,400,753.09x = 65,635,322,223,062,456 - Step 5: Solve for x
x = 65,635,322,223,062,456/277,400,753.09 - Step 6: Final answer
x = 236,608,305.83
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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.