Finding the Fourth Proportional to 127,702,571.36, 176,229,541.75 and 68,965,230.85
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Solution
The fourth proportional to 127,702,571.36, 176,229,541.75 and 68,965,230.85 is: 95,172,014.93
Step by Step Solution
- Step 1: Write the proportion equation
127,702,571.36 : 176,229,541.75 = 68,965,230.85 : x - Step 2: Convert to fraction form
127,702,571.36/176,229,541.75 = 68,965,230.85/x - Step 3: Cross multiply
127,702,571.36x = 176,229,541.75 × 68,965,230.85 - Step 4: Simplify right side
127,702,571.36x = 12,153,711,028,765,476 - Step 5: Solve for x
x = 12,153,711,028,765,476/127,702,571.36 - Step 6: Final answer
x = 95,172,014.93
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.