Finding the Fourth Proportional to 331,827,730,362.19, 457,917,394,526.36 and 185,342,329,533.31
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Solution
The fourth proportional to 331,827,730,362.19, 457,917,394,526.36 and 185,342,329,533.31 is: 255,769,692,733.94
Step by Step Solution
- Step 1: Write the proportion equation
331,827,730,362.19 : 457,917,394,526.36 = 185,342,329,533.31 : x - Step 2: Convert to fraction form
331,827,730,362.19/457,917,394,526.36 = 185,342,329,533.31/x - Step 3: Cross multiply
331,827,730,362.19x = 457,917,394,526.36 × 185,342,329,533.31 - Step 4: Simplify right side
331,827,730,362.19x = 84,871,476,635,339,331,731,456 - Step 5: Solve for x
x = 84,871,476,635,339,331,731,456/331,827,730,362.19 - Step 6: Final answer
x = 255,769,692,733.94
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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.