Finding the Fourth Proportional to 338,702,194.35, 466,538,139.18 and 239,412,241.96
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Solution
The fourth proportional to 338,702,194.35, 466,538,139.18 and 239,412,241.96 is: 329,773,304.46
Step by Step Solution
- Step 1: Write the proportion equation
338,702,194.35 : 466,538,139.18 = 239,412,241.96 : x - Step 2: Convert to fraction form
338,702,194.35/466,538,139.18 = 239,412,241.96/x - Step 3: Cross multiply
338,702,194.35x = 466,538,139.18 × 239,412,241.96 - Step 4: Simplify right side
338,702,194.35x = 111,694,941,859,763,984 - Step 5: Solve for x
x = 111,694,941,859,763,984/338,702,194.35 - Step 6: Final answer
x = 329,773,304.46
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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.