Finding the Fourth Proportional to 170,014,956.99, 255,021,594.84 and 66,394,685.13
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Solution
The fourth proportional to 170,014,956.99, 255,021,594.84 and 66,394,685.13 is: 99,591,699.40
Step by Step Solution
- Step 1: Write the proportion equation
170,014,956.99 : 255,021,594.84 = 66,394,685.13 : x - Step 2: Convert to fraction form
170,014,956.99/255,021,594.84 = 66,394,685.13/x - Step 3: Cross multiply
170,014,956.99x = 255,021,594.84 × 66,394,685.13 - Step 4: Simplify right side
170,014,956.99x = 16,932,078,490,752,234 - Step 5: Solve for x
x = 16,932,078,490,752,234/170,014,956.99 - Step 6: Final answer
x = 99,591,699.40
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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.