Finding the Fourth Proportional to 269,699,788.36, 372,186,354.90 and 145,941,793.48
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Solution
The fourth proportional to 269,699,788.36, 372,186,354.90 and 145,941,793.48 is: 201,400,025.09
Step by Step Solution
- Step 1: Write the proportion equation
269,699,788.36 : 372,186,354.90 = 145,941,793.48 : x - Step 2: Convert to fraction form
269,699,788.36/372,186,354.90 = 145,941,793.48/x - Step 3: Cross multiply
269,699,788.36x = 372,186,354.90 × 145,941,793.48 - Step 4: Simplify right side
269,699,788.36x = 54,317,544,142,889,776 - Step 5: Solve for x
x = 54,317,544,142,889,776/269,699,788.36 - Step 6: Final answer
x = 201,400,025.09
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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.