Finding the Fourth Proportional to 1,566,672,779,138.70, 2,351,082,619,868.90 and 546,790,313,059.75
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Solution
The fourth proportional to 1,566,672,779,138.70, 2,351,082,619,868.90 and 546,790,313,059.75 is: 820,560,118,785.11
Step by Step Solution
- Step 1: Write the proportion equation
1,566,672,779,138.70 : 2,351,082,619,868.90 = 546,790,313,059.75 : x - Step 2: Convert to fraction form
1,566,672,779,138.70/2,351,082,619,868.90 = 546,790,313,059.75/x - Step 3: Cross multiply
1,566,672,779,138.70x = 2,351,082,619,868.90 × 546,790,313,059.75 - Step 4: Simplify right side
1,566,672,779,138.70x = 1,285,549,201,747,452,849,291,264 - Step 5: Solve for x
x = 1,285,549,201,747,452,849,291,264/1,566,672,779,138.70 - Step 6: Final answer
x = 820,560,118,785.11
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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.