Finding the Fourth Proportional to 338,702,192.09, 466,538,136.08 and 239,412,239.71
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Solution
The fourth proportional to 338,702,192.09, 466,538,136.08 and 239,412,239.71 is: 329,773,301.37
Step by Step Solution
- Step 1: Write the proportion equation
338,702,192.09 : 466,538,136.08 = 239,412,239.71 : x - Step 2: Convert to fraction form
338,702,192.09/466,538,136.08 = 239,412,239.71/x - Step 3: Cross multiply
338,702,192.09x = 466,538,136.08 × 239,412,239.71 - Step 4: Simplify right side
338,702,192.09x = 111,694,940,069,300,096 - Step 5: Solve for x
x = 111,694,940,069,300,096/338,702,192.09 - Step 6: Final answer
x = 329,773,301.37
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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.