Finding the Fourth Proportional to 131,761,096.02, 181,830,329.75 and 73,027,553.09
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Solution
The fourth proportional to 131,761,096.02, 181,830,329.75 and 73,027,553.09 is: 100,778,032.82
Step by Step Solution
- Step 1: Write the proportion equation
131,761,096.02 : 181,830,329.75 = 73,027,553.09 : x - Step 2: Convert to fraction form
131,761,096.02/181,830,329.75 = 73,027,553.09/x - Step 3: Cross multiply
131,761,096.02x = 181,830,329.75 × 73,027,553.09 - Step 4: Simplify right side
131,761,096.02x = 13,278,624,058,463,748 - Step 5: Solve for x
x = 13,278,624,058,463,748/131,761,096.02 - Step 6: Final answer
x = 100,778,032.82
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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.