Finding the Fourth Proportional to 178,341,739.05, 267,512,608.58 and 81,486,616.80
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Solution
The fourth proportional to 178,341,739.05, 267,512,608.58 and 81,486,616.80 is: 122,229,925.20
Step by Step Solution
- Step 1: Write the proportion equation
178,341,739.05 : 267,512,608.58 = 81,486,616.80 : x - Step 2: Convert to fraction form
178,341,739.05/267,512,608.58 = 81,486,616.80/x - Step 3: Cross multiply
178,341,739.05x = 267,512,608.58 × 81,486,616.80 - Step 4: Simplify right side
178,341,739.05x = 21,798,697,424,119,416 - Step 5: Solve for x
x = 21,798,697,424,119,416/178,341,739.05 - Step 6: Final answer
x = 122,229,925.20
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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.