Finding the Fourth Proportional to 273,111,842.13, 376,923,549.96 and 167,335,455.08
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Solution
The fourth proportional to 273,111,842.13, 376,923,549.96 and 167,335,455.08 is: 230,940,823.62
Step by Step Solution
- Step 1: Write the proportion equation
273,111,842.13 : 376,923,549.96 = 167,335,455.08 : x - Step 2: Convert to fraction form
273,111,842.13/376,923,549.96 = 167,335,455.08/x - Step 3: Cross multiply
273,111,842.13x = 376,923,549.96 × 167,335,455.08 - Step 4: Simplify right side
273,111,842.13x = 63,072,673,761,041,088 - Step 5: Solve for x
x = 63,072,673,761,041,088/273,111,842.13 - Step 6: Final answer
x = 230,940,823.62
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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.