Finding the Fourth Proportional to 331,827,730,361.19, 457,917,394,524.98 and 185,342,329,532.31
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Solution
The fourth proportional to 331,827,730,361.19, 457,917,394,524.98 and 185,342,329,532.31 is: 255,769,692,732.56
Step by Step Solution
- Step 1: Write the proportion equation
331,827,730,361.19 : 457,917,394,524.98 = 185,342,329,532.31 : x - Step 2: Convert to fraction form
331,827,730,361.19/457,917,394,524.98 = 185,342,329,532.31/x - Step 3: Cross multiply
331,827,730,361.19x = 457,917,394,524.98 × 185,342,329,532.31 - Step 4: Simplify right side
331,827,730,361.19x = 84,871,476,634,625,645,740,032 - Step 5: Solve for x
x = 84,871,476,634,625,645,740,032/331,827,730,361.19 - Step 6: Final answer
x = 255,769,692,732.56
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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.