Finding the Fourth Proportional to 1,566,672,779,273.20, 2,351,082,620,070.20 and 546,790,313,194.15
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Solution
The fourth proportional to 1,566,672,779,273.20, 2,351,082,620,070.20 and 546,790,313,194.15 is: 820,560,118,986.62
Step by Step Solution
- Step 1: Write the proportion equation
1,566,672,779,273.20 : 2,351,082,620,070.20 = 546,790,313,194.15 : x - Step 2: Convert to fraction form
1,566,672,779,273.20/2,351,082,620,070.20 = 546,790,313,194.15/x - Step 3: Cross multiply
1,566,672,779,273.20x = 2,351,082,620,070.20 × 546,790,313,194.15 - Step 4: Simplify right side
1,566,672,779,273.20x = 1,285,549,202,173,507,699,474,432 - Step 5: Solve for x
x = 1,285,549,202,173,507,699,474,432/1,566,672,779,273.20 - Step 6: Final answer
x = 820,560,118,986.62
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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.