Finding the Fourth Proportional to 163,224,201.80, 244,269,432.30 and 112,205,865.80
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Solution
The fourth proportional to 163,224,201.80, 244,269,432.30 and 112,205,865.80 is: 167,919,112.71
Step by Step Solution
- Step 1: Write the proportion equation
163,224,201.80 : 244,269,432.30 = 112,205,865.80 : x - Step 2: Convert to fraction form
163,224,201.80/244,269,432.30 = 112,205,865.80/x - Step 3: Cross multiply
163,224,201.80x = 244,269,432.30 × 112,205,865.80 - Step 4: Simplify right side
163,224,201.80x = 27,408,463,139,695,984 - Step 5: Solve for x
x = 27,408,463,139,695,984/163,224,201.80 - Step 6: Final answer
x = 167,919,112.71
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.