Finding the Fourth Proportional to 1,566,672,779,117.20, 2,351,082,619,836.90 and 546,790,313,038.15
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Solution
The fourth proportional to 1,566,672,779,117.20, 2,351,082,619,836.90 and 546,790,313,038.15 is: 820,560,118,752.79
Step by Step Solution
- Step 1: Write the proportion equation
1,566,672,779,117.20 : 2,351,082,619,836.90 = 546,790,313,038.15 : x - Step 2: Convert to fraction form
1,566,672,779,117.20/2,351,082,619,836.90 = 546,790,313,038.15/x - Step 3: Cross multiply
1,566,672,779,117.20x = 2,351,082,619,836.90 × 546,790,313,038.15 - Step 4: Simplify right side
1,566,672,779,117.20x = 1,285,549,201,679,172,264,525,824 - Step 5: Solve for x
x = 1,285,549,201,679,172,264,525,824/1,566,672,779,117.20 - Step 6: Final answer
x = 820,560,118,752.79
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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.