Finding the Fourth Proportional to 1,566,672,779,215.90, 2,351,082,619,985 and 546,790,313,136.75
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Solution
The fourth proportional to 1,566,672,779,215.90, 2,351,082,619,985 and 546,790,313,136.75 is: 820,560,118,900.75
Step by Step Solution
- Step 1: Write the proportion equation
1,566,672,779,215.90 : 2,351,082,619,985 = 546,790,313,136.75 : x - Step 2: Convert to fraction form
1,566,672,779,215.90/2,351,082,619,985 = 546,790,313,136.75/x - Step 3: Cross multiply
1,566,672,779,215.90x = 2,351,082,619,985 × 546,790,313,136.75 - Step 4: Simplify right side
1,566,672,779,215.90x = 1,285,549,201,991,968,827,113,472 - Step 5: Solve for x
x = 1,285,549,201,991,968,827,113,472/1,566,672,779,215.90 - Step 6: Final answer
x = 820,560,118,900.75
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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.