Finding the Fourth Proportional to 1,566,672,779,220, 2,351,082,619,990.70 and 546,790,313,140.90
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Solution
The fourth proportional to 1,566,672,779,220, 2,351,082,619,990.70 and 546,790,313,140.90 is: 820,560,118,906.82
Step by Step Solution
- Step 1: Write the proportion equation
1,566,672,779,220 : 2,351,082,619,990.70 = 546,790,313,140.90 : x - Step 2: Convert to fraction form
1,566,672,779,220/2,351,082,619,990.70 = 546,790,313,140.90/x - Step 3: Cross multiply
1,566,672,779,220x = 2,351,082,619,990.70 × 546,790,313,140.90 - Step 4: Simplify right side
1,566,672,779,220x = 1,285,549,202,004,842,723,147,776 - Step 5: Solve for x
x = 1,285,549,202,004,842,723,147,776/1,566,672,779,220 - Step 6: Final answer
x = 820,560,118,906.82
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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.