Finding the Fourth Proportional to 2,214,369,136.20, 3,319,286,222.70 and 1,293,771,606.60
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Solution
The fourth proportional to 2,214,369,136.20, 3,319,286,222.70 and 1,293,771,606.60 is: 1,939,332,606.70
Step by Step Solution
- Step 1: Write the proportion equation
2,214,369,136.20 : 3,319,286,222.70 = 1,293,771,606.60 : x - Step 2: Convert to fraction form
2,214,369,136.20/3,319,286,222.70 = 1,293,771,606.60/x - Step 3: Cross multiply
2,214,369,136.20x = 3,319,286,222.70 × 1,293,771,606.60 - Step 4: Simplify right side
2,214,369,136.20x = 4,294,398,269,107,823,616 - Step 5: Solve for x
x = 4,294,398,269,107,823,616/2,214,369,136.20 - Step 6: Final answer
x = 1,939,332,606.70
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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.