Finding the Fourth Proportional to 141,866,245,163.36, 195,775,291,842.48 and 80,079,820,127.08
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Solution
The fourth proportional to 141,866,245,163.36, 195,775,291,842.48 and 80,079,820,127.08 is: 110,510,080,379.02
Step by Step Solution
- Step 1: Write the proportion equation
141,866,245,163.36 : 195,775,291,842.48 = 80,079,820,127.08 : x - Step 2: Convert to fraction form
141,866,245,163.36/195,775,291,842.48 = 80,079,820,127.08/x - Step 3: Cross multiply
141,866,245,163.36x = 195,775,291,842.48 × 80,079,820,127.08 - Step 4: Simplify right side
141,866,245,163.36x = 15,677,650,156,072,392,982,528 - Step 5: Solve for x
x = 15,677,650,156,072,392,982,528/141,866,245,163.36 - Step 6: Final answer
x = 110,510,080,379.02
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1.5x scale
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.