Finding the Fourth Proportional to 146,303,110.48, 201,702,982.62 and 116,227,397.20
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Solution
The fourth proportional to 146,303,110.48, 201,702,982.62 and 116,227,397.20 is: 160,238,648.38
Step by Step Solution
- Step 1: Write the proportion equation
146,303,110.48 : 201,702,982.62 = 116,227,397.20 : x - Step 2: Convert to fraction form
146,303,110.48/201,702,982.62 = 116,227,397.20/x - Step 3: Cross multiply
146,303,110.48x = 201,702,982.62 × 116,227,397.20 - Step 4: Simplify right side
146,303,110.48x = 23,443,412,676,895,180 - Step 5: Solve for x
x = 23,443,412,676,895,180/146,303,110.48 - Step 6: Final answer
x = 160,238,648.38
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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.