Finding the Fourth Proportional to 1,566,672,779,136.40, 2,351,082,619,865.80 and 546,790,313,057.43
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Solution
The fourth proportional to 1,566,672,779,136.40, 2,351,082,619,865.80 and 546,790,313,057.43 is: 820,560,118,781.75
Step by Step Solution
- Step 1: Write the proportion equation
1,566,672,779,136.40 : 2,351,082,619,865.80 = 546,790,313,057.43 : x - Step 2: Convert to fraction form
1,566,672,779,136.40/2,351,082,619,865.80 = 546,790,313,057.43/x - Step 3: Cross multiply
1,566,672,779,136.40x = 2,351,082,619,865.80 × 546,790,313,057.43 - Step 4: Simplify right side
1,566,672,779,136.40x = 1,285,549,201,740,303,339,356,160 - Step 5: Solve for x
x = 1,285,549,201,740,303,339,356,160/1,566,672,779,136.40 - Step 6: Final answer
x = 820,560,118,781.75
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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.