Finding the Fourth Proportional to 2,754,361,918.40, 4,131,542,877.60 and 2,728,533,885.80
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Solution
The fourth proportional to 2,754,361,918.40, 4,131,542,877.60 and 2,728,533,885.80 is: 4,092,800,828.70
Step by Step Solution
- Step 1: Write the proportion equation
2,754,361,918.40 : 4,131,542,877.60 = 2,728,533,885.80 : x - Step 2: Convert to fraction form
2,754,361,918.40/4,131,542,877.60 = 2,728,533,885.80/x - Step 3: Cross multiply
2,754,361,918.40x = 4,131,542,877.60 × 2,728,533,885.80 - Step 4: Simplify right side
2,754,361,918.40x = 11,273,054,742,167,242,752 - Step 5: Solve for x
x = 11,273,054,742,167,242,752/2,754,361,918.40 - Step 6: Final answer
x = 4,092,800,828.70
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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.