Finding the Fourth Proportional to 230,676,957.20, 318,299,958.12 and 140,103,314.96
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Solution
The fourth proportional to 230,676,957.20, 318,299,958.12 and 140,103,314.96 is: 193,321,777.02
Step by Step Solution
- Step 1: Write the proportion equation
230,676,957.20 : 318,299,958.12 = 140,103,314.96 : x - Step 2: Convert to fraction form
230,676,957.20/318,299,958.12 = 140,103,314.96/x - Step 3: Cross multiply
230,676,957.20x = 318,299,958.12 × 140,103,314.96 - Step 4: Simplify right side
230,676,957.20x = 44,594,879,284,241,176 - Step 5: Solve for x
x = 44,594,879,284,241,176/230,676,957.20 - Step 6: Final answer
x = 193,321,777.02
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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.