Finding the Fourth Proportional to 134,821,118.01, 186,181,638.84 and 127,476,165.99
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Solution
The fourth proportional to 134,821,118.01, 186,181,638.84 and 127,476,165.99 is: 176,038,604.69
Step by Step Solution
- Step 1: Write the proportion equation
134,821,118.01 : 186,181,638.84 = 127,476,165.99 : x - Step 2: Convert to fraction form
134,821,118.01/186,181,638.84 = 127,476,165.99/x - Step 3: Cross multiply
134,821,118.01x = 186,181,638.84 × 127,476,165.99 - Step 4: Simplify right side
134,821,118.01x = 23,733,721,497,058,072 - Step 5: Solve for x
x = 23,733,721,497,058,072/134,821,118.01 - Step 6: Final answer
x = 176,038,604.69
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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.