Finding the Fourth Proportional to 7,766,043,150.80, 11,649,064,726.20 and 2,862,236,277.20
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Solution
The fourth proportional to 7,766,043,150.80, 11,649,064,726.20 and 2,862,236,277.20 is: 4,293,354,415.80
Step by Step Solution
- Step 1: Write the proportion equation
7,766,043,150.80 : 11,649,064,726.20 = 2,862,236,277.20 : x - Step 2: Convert to fraction form
7,766,043,150.80/11,649,064,726.20 = 2,862,236,277.20/x - Step 3: Cross multiply
7,766,043,150.80x = 11,649,064,726.20 × 2,862,236,277.20 - Step 4: Simplify right side
7,766,043,150.80x = 33,342,375,654,780,526,592 - Step 5: Solve for x
x = 33,342,375,654,780,526,592/7,766,043,150.80 - Step 6: Final answer
x = 4,293,354,415.80
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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.