Finding the Fourth Proportional to 304,693,591.14, 420,605,871.35 and 205,708,414.59
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Solution
The fourth proportional to 304,693,591.14, 420,605,871.35 and 205,708,414.59 is: 283,964,512.14
Step by Step Solution
- Step 1: Write the proportion equation
304,693,591.14 : 420,605,871.35 = 205,708,414.59 : x - Step 2: Convert to fraction form
304,693,591.14/420,605,871.35 = 205,708,414.59/x - Step 3: Cross multiply
304,693,591.14x = 420,605,871.35 × 205,708,414.59 - Step 4: Simplify right side
304,693,591.14x = 86,522,166,961,625,472 - Step 5: Solve for x
x = 86,522,166,961,625,472/304,693,591.14 - Step 6: Final answer
x = 283,964,512.14
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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.