Finding the Fourth Proportional to 54,080,687,619.36, 81,063,777,519.12 and 18,191,278,588.32
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Solution
The fourth proportional to 54,080,687,619.36, 81,063,777,519.12 and 18,191,278,588.32 is: 27,267,659,217.85
Step by Step Solution
- Step 1: Write the proportion equation
54,080,687,619.36 : 81,063,777,519.12 = 18,191,278,588.32 : x - Step 2: Convert to fraction form
54,080,687,619.36/81,063,777,519.12 = 18,191,278,588.32/x - Step 3: Cross multiply
54,080,687,619.36x = 81,063,777,519.12 × 18,191,278,588.32 - Step 4: Simplify right side
54,080,687,619.36x = 1,474,653,760,271,903,621,120 - Step 5: Solve for x
x = 1,474,653,760,271,903,621,120/54,080,687,619.36 - Step 6: Final answer
x = 27,267,659,217.85
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.