Finding the Fourth Proportional to 204,833,879.91, 282,692,660.16 and 125,501,589.63
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Solution
The fourth proportional to 204,833,879.91, 282,692,660.16 and 125,501,589.63 is: 173,205,615.41
Step by Step Solution
- Step 1: Write the proportion equation
204,833,879.91 : 282,692,660.16 = 125,501,589.63 : x - Step 2: Convert to fraction form
204,833,879.91/282,692,660.16 = 125,501,589.63/x - Step 3: Cross multiply
204,833,879.91x = 282,692,660.16 × 125,501,589.63 - Step 4: Simplify right side
204,833,879.91x = 35,478,378,226,813,372 - Step 5: Solve for x
x = 35,478,378,226,813,372/204,833,879.91 - Step 6: Final answer
x = 173,205,615.41
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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.