Finding the Fourth Proportional to 2,260,351,279.20, 3,390,526,918.80 and 1,648,131,247.20
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Solution
The fourth proportional to 2,260,351,279.20, 3,390,526,918.80 and 1,648,131,247.20 is: 2,472,196,870.80
Step by Step Solution
- Step 1: Write the proportion equation
2,260,351,279.20 : 3,390,526,918.80 = 1,648,131,247.20 : x - Step 2: Convert to fraction form
2,260,351,279.20/3,390,526,918.80 = 1,648,131,247.20/x - Step 3: Cross multiply
2,260,351,279.20x = 3,390,526,918.80 × 1,648,131,247.20 - Step 4: Simplify right side
2,260,351,279.20x = 5,588,033,359,347,017,728 - Step 5: Solve for x
x = 5,588,033,359,347,017,728/2,260,351,279.20 - Step 6: Final answer
x = 2,472,196,870.80
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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.