Finding the Fourth Proportional to 331,827,730,354.66, 457,917,394,516.09 and 185,342,329,525.80
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Solution
The fourth proportional to 331,827,730,354.66, 457,917,394,516.09 and 185,342,329,525.80 is: 255,769,692,723.65
Step by Step Solution
- Step 1: Write the proportion equation
331,827,730,354.66 : 457,917,394,516.09 = 185,342,329,525.80 : x - Step 2: Convert to fraction form
331,827,730,354.66/457,917,394,516.09 = 185,342,329,525.80/x - Step 3: Cross multiply
331,827,730,354.66x = 457,917,394,516.09 × 185,342,329,525.80 - Step 4: Simplify right side
331,827,730,354.66x = 84,871,476,629,996,912,508,928 - Step 5: Solve for x
x = 84,871,476,629,996,912,508,928/331,827,730,354.66 - Step 6: Final answer
x = 255,769,692,723.65
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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.