Finding the Fourth Proportional to 1,451,522,225.40, 2,177,283,338.10 and 1,325,251,843.80
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Solution
The fourth proportional to 1,451,522,225.40, 2,177,283,338.10 and 1,325,251,843.80 is: 1,987,877,765.70
Step by Step Solution
- Step 1: Write the proportion equation
1,451,522,225.40 : 2,177,283,338.10 = 1,325,251,843.80 : x - Step 2: Convert to fraction form
1,451,522,225.40/2,177,283,338.10 = 1,325,251,843.80/x - Step 3: Cross multiply
1,451,522,225.40x = 2,177,283,338.10 × 1,325,251,843.80 - Step 4: Simplify right side
1,451,522,225.40x = 2,885,448,758,292,043,776 - Step 5: Solve for x
x = 2,885,448,758,292,043,776/1,451,522,225.40 - Step 6: Final answer
x = 1,987,877,765.70
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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.