Finding the Fourth Proportional to 176,019,144.80, 264,028,717.20 and 160,890,159.20
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Solution
The fourth proportional to 176,019,144.80, 264,028,717.20 and 160,890,159.20 is: 241,335,238.80
Step by Step Solution
- Step 1: Write the proportion equation
176,019,144.80 : 264,028,717.20 = 160,890,159.20 : x - Step 2: Convert to fraction form
176,019,144.80/264,028,717.20 = 160,890,159.20/x - Step 3: Cross multiply
176,019,144.80x = 264,028,717.20 × 160,890,159.20 - Step 4: Simplify right side
176,019,144.80x = 42,479,622,343,679,776 - Step 5: Solve for x
x = 42,479,622,343,679,776/176,019,144.80 - Step 6: Final answer
x = 241,335,238.80
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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.