Finding the Fourth Proportional to 263,642,863.08, 395,187,465.18 and 88,705,167.54
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Solution
The fourth proportional to 263,642,863.08, 395,187,465.18 and 88,705,167.54 is: 132,964,609.39
Step by Step Solution
- Step 1: Write the proportion equation
263,642,863.08 : 395,187,465.18 = 88,705,167.54 : x - Step 2: Convert to fraction form
263,642,863.08/395,187,465.18 = 88,705,167.54/x - Step 3: Cross multiply
263,642,863.08x = 395,187,465.18 × 88,705,167.54 - Step 4: Simplify right side
263,642,863.08x = 35,055,170,308,499,820 - Step 5: Solve for x
x = 35,055,170,308,499,820/263,642,863.08 - Step 6: Final answer
x = 132,964,609.39
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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.