Finding the Fourth Proportional to 182,720,823.83, 252,156,677.79 and 99,089,117.63
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Solution
The fourth proportional to 182,720,823.83, 252,156,677.79 and 99,089,117.63 is: 136,744,034.88
Step by Step Solution
- Step 1: Write the proportion equation
182,720,823.83 : 252,156,677.79 = 99,089,117.63 : x - Step 2: Convert to fraction form
182,720,823.83/252,156,677.79 = 99,089,117.63/x - Step 3: Cross multiply
182,720,823.83x = 252,156,677.79 × 99,089,117.63 - Step 4: Simplify right side
182,720,823.83x = 24,985,982,706,723,316 - Step 5: Solve for x
x = 24,985,982,706,723,316/182,720,823.83 - Step 6: Final answer
x = 136,744,034.88
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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.