Finding the Fourth Proportional to 178,328,353.95, 267,144,441.21 and 122,865,350.49
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Solution
The fourth proportional to 178,328,353.95, 267,144,441.21 and 122,865,350.49 is: 184,058,197.55
Step by Step Solution
- Step 1: Write the proportion equation
178,328,353.95 : 267,144,441.21 = 122,865,350.49 : x - Step 2: Convert to fraction form
178,328,353.95/267,144,441.21 = 122,865,350.49/x - Step 3: Cross multiply
178,328,353.95x = 267,144,441.21 × 122,865,350.49 - Step 4: Simplify right side
178,328,353.95x = 32,822,795,400,721,848 - Step 5: Solve for x
x = 32,822,795,400,721,848/178,328,353.95 - Step 6: Final answer
x = 184,058,197.55
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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.