Finding the Fourth Proportional to 79,416,907.56, 119,125,454.72 and 24,829,779.15
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Solution
The fourth proportional to 79,416,907.56, 119,125,454.72 and 24,829,779.15 is: 37,244,697.92
Step by Step Solution
- Step 1: Write the proportion equation
79,416,907.56 : 119,125,454.72 = 24,829,779.15 : x - Step 2: Convert to fraction form
79,416,907.56/119,125,454.72 = 24,829,779.15/x - Step 3: Cross multiply
79,416,907.56x = 119,125,454.72 × 24,829,779.15 - Step 4: Simplify right side
79,416,907.56x = 2,957,858,731,716,776 - Step 5: Solve for x
x = 2,957,858,731,716,776/79,416,907.56 - Step 6: Final answer
x = 37,244,697.92
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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.