Finding the Fourth Proportional to 258,964,906.92, 357,367,400.58 and 141,487,713.96
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Solution
The fourth proportional to 258,964,906.92, 357,367,400.58 and 141,487,713.96 is: 195,250,766.42
Step by Step Solution
- Step 1: Write the proportion equation
258,964,906.92 : 357,367,400.58 = 141,487,713.96 : x - Step 2: Convert to fraction form
258,964,906.92/357,367,400.58 = 141,487,713.96/x - Step 3: Cross multiply
258,964,906.92x = 357,367,400.58 × 141,487,713.96 - Step 4: Simplify right side
258,964,906.92x = 50,563,096,551,891,776 - Step 5: Solve for x
x = 50,563,096,551,891,776/258,964,906.92 - Step 6: Final answer
x = 195,250,766.42
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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.