Finding the Fourth Proportional to 7,635,779,151.64, 11,455,317,306.18 and 2,324,306,650.28
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Solution
The fourth proportional to 7,635,779,151.64, 11,455,317,306.18 and 2,324,306,650.28 is: 3,486,961,797.49
Step by Step Solution
- Step 1: Write the proportion equation
7,635,779,151.64 : 11,455,317,306.18 = 2,324,306,650.28 : x - Step 2: Convert to fraction form
7,635,779,151.64/11,455,317,306.18 = 2,324,306,650.28/x - Step 3: Cross multiply
7,635,779,151.64x = 11,455,317,306.18 × 2,324,306,650.28 - Step 4: Simplify right side
7,635,779,151.64x = 26,625,670,195,821,752,320 - Step 5: Solve for x
x = 26,625,670,195,821,752,320/7,635,779,151.64 - Step 6: Final answer
x = 3,486,961,797.49
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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.