Finding the Fourth Proportional to 185,313,717.96, 255,755,610.06 and 106,997,139.96
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Solution
The fourth proportional to 185,313,717.96, 255,755,610.06 and 106,997,139.96 is: 147,669,147.79
Step by Step Solution
- Step 1: Write the proportion equation
185,313,717.96 : 255,755,610.06 = 106,997,139.96 : x - Step 2: Convert to fraction form
185,313,717.96/255,755,610.06 = 106,997,139.96/x - Step 3: Cross multiply
185,313,717.96x = 255,755,610.06 × 106,997,139.96 - Step 4: Simplify right side
185,313,717.96x = 27,365,118,805,145,004 - Step 5: Solve for x
x = 27,365,118,805,145,004/185,313,717.96 - Step 6: Final answer
x = 147,669,147.79
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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.