Finding the Fourth Proportional to 232,201,937.92, 320,430,639 and 127,770,238.48
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Solution
The fourth proportional to 232,201,937.92, 320,430,639 and 127,770,238.48 is: 176,318,507.62
Step by Step Solution
- Step 1: Write the proportion equation
232,201,937.92 : 320,430,639 = 127,770,238.48 : x - Step 2: Convert to fraction form
232,201,937.92/320,430,639 = 127,770,238.48/x - Step 3: Cross multiply
232,201,937.92x = 320,430,639 × 127,770,238.48 - Step 4: Simplify right side
232,201,937.92x = 40,941,499,161,328,792 - Step 5: Solve for x
x = 40,941,499,161,328,792/232,201,937.92 - Step 6: Final answer
x = 176,318,507.62
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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.