Finding the Fourth Proportional to 176,728,819.93, 264,911,337.34 and 78,406,830.56
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Solution
The fourth proportional to 176,728,819.93, 264,911,337.34 and 78,406,830.56 is: 117,529,548.09
Step by Step Solution
- Step 1: Write the proportion equation
176,728,819.93 : 264,911,337.34 = 78,406,830.56 : x - Step 2: Convert to fraction form
176,728,819.93/264,911,337.34 = 78,406,830.56/x - Step 3: Cross multiply
176,728,819.93x = 264,911,337.34 × 78,406,830.56 - Step 4: Simplify right side
176,728,819.93x = 20,770,858,340,706,644 - Step 5: Solve for x
x = 20,770,858,340,706,644/176,728,819.93 - Step 6: Final answer
x = 117,529,548.09
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.