Finding the Fourth Proportional to 171,512,632.20, 236,688,930.99 and 93,196,184.07
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Solution
The fourth proportional to 171,512,632.20, 236,688,930.99 and 93,196,184.07 is: 128,611,548.30
Step by Step Solution
- Step 1: Write the proportion equation
171,512,632.20 : 236,688,930.99 = 93,196,184.07 : x - Step 2: Convert to fraction form
171,512,632.20/236,688,930.99 = 93,196,184.07/x - Step 3: Cross multiply
171,512,632.20x = 236,688,930.99 × 93,196,184.07 - Step 4: Simplify right side
171,512,632.20x = 22,058,505,179,875,568 - Step 5: Solve for x
x = 22,058,505,179,875,568/171,512,632.20 - Step 6: Final answer
x = 128,611,548.30
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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.