Finding the Fourth Proportional to 182,055,170.13, 251,233,835.81 and 99,548,758.05
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Solution
The fourth proportional to 182,055,170.13, 251,233,835.81 and 99,548,758.05 is: 137,376,029.02
Step by Step Solution
- Step 1: Write the proportion equation
182,055,170.13 : 251,233,835.81 = 99,548,758.05 : x - Step 2: Convert to fraction form
182,055,170.13/251,233,835.81 = 99,548,758.05/x - Step 3: Cross multiply
182,055,170.13x = 251,233,835.81 × 99,548,758.05 - Step 4: Simplify right side
182,055,170.13x = 25,010,016,334,525,372 - Step 5: Solve for x
x = 25,010,016,334,525,372/182,055,170.13 - Step 6: Final answer
x = 137,376,029.02
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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.