Finding the Fourth Proportional to 3,640,626,352.20, 5,460,939,528.30 and 2,092,692,246.60
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Solution
The fourth proportional to 3,640,626,352.20, 5,460,939,528.30 and 2,092,692,246.60 is: 3,139,038,369.90
Step by Step Solution
- Step 1: Write the proportion equation
3,640,626,352.20 : 5,460,939,528.30 = 2,092,692,246.60 : x - Step 2: Convert to fraction form
3,640,626,352.20/5,460,939,528.30 = 2,092,692,246.60/x - Step 3: Cross multiply
3,640,626,352.20x = 5,460,939,528.30 × 2,092,692,246.60 - Step 4: Simplify right side
3,640,626,352.20x = 11,428,065,810,024,871,936 - Step 5: Solve for x
x = 11,428,065,810,024,871,936/3,640,626,352.20 - Step 6: Final answer
x = 3,139,038,369.90
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1.5x scale
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.