Finding the Fourth Proportional to 127,789,582.28, 176,349,616.07 and 69,052,245.73
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Solution
The fourth proportional to 127,789,582.28, 176,349,616.07 and 69,052,245.73 is: 95,292,095.07
Step by Step Solution
- Step 1: Write the proportion equation
127,789,582.28 : 176,349,616.07 = 69,052,245.73 : x - Step 2: Convert to fraction form
127,789,582.28/176,349,616.07 = 69,052,245.73/x - Step 3: Cross multiply
127,789,582.28x = 176,349,616.07 × 69,052,245.73 - Step 4: Simplify right side
127,789,582.28x = 12,177,337,023,256,798 - Step 5: Solve for x
x = 12,177,337,023,256,798/127,789,582.28 - Step 6: Final answer
x = 95,292,095.07
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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.