Finding the Fourth Proportional to 2,764,135,647.20, 3,794,202,733.72 and 2,443,853,871.20
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Solution
The fourth proportional to 2,764,135,647.20, 3,794,202,733.72 and 2,443,853,871.20 is: 3,354,566,570.68
Step by Step Solution
- Step 1: Write the proportion equation
2,764,135,647.20 : 3,794,202,733.72 = 2,443,853,871.20 : x - Step 2: Convert to fraction form
2,764,135,647.20/3,794,202,733.72 = 2,443,853,871.20/x - Step 3: Cross multiply
2,764,135,647.20x = 3,794,202,733.72 × 2,443,853,871.20 - Step 4: Simplify right side
2,764,135,647.20x = 9,272,477,038,919,243,776 - Step 5: Solve for x
x = 9,272,477,038,919,243,776/2,764,135,647.20 - Step 6: Final answer
x = 3,354,566,570.68
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.