Finding the Fourth Proportional to 176,268,281.20, 264,402,421.80 and 121,848,722.80
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Solution
The fourth proportional to 176,268,281.20, 264,402,421.80 and 121,848,722.80 is: 182,773,084.20
Step by Step Solution
- Step 1: Write the proportion equation
176,268,281.20 : 264,402,421.80 = 121,848,722.80 : x - Step 2: Convert to fraction form
176,268,281.20/264,402,421.80 = 121,848,722.80/x - Step 3: Cross multiply
176,268,281.20x = 264,402,421.80 × 121,848,722.80 - Step 4: Simplify right side
176,268,281.20x = 32,217,097,401,556,876 - Step 5: Solve for x
x = 32,217,097,401,556,876/176,268,281.20 - Step 6: Final answer
x = 182,773,084.20
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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.