Finding the Fourth Proportional to 146,098,156.44, 201,618,718.68 and 83,373,005.36
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Solution
The fourth proportional to 146,098,156.44, 201,618,718.68 and 83,373,005.36 is: 115,056,609.36
Step by Step Solution
- Step 1: Write the proportion equation
146,098,156.44 : 201,618,718.68 = 83,373,005.36 : x - Step 2: Convert to fraction form
146,098,156.44/201,618,718.68 = 83,373,005.36/x - Step 3: Cross multiply
146,098,156.44x = 201,618,718.68 × 83,373,005.36 - Step 4: Simplify right side
146,098,156.44x = 16,809,558,514,000,668 - Step 5: Solve for x
x = 16,809,558,514,000,668/146,098,156.44 - Step 6: Final answer
x = 115,056,609.36
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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.