Finding the Fourth Proportional to 7,409,260,710.99, 10,224,797,631.26 and 4,067,974,371.15
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Solution
The fourth proportional to 7,409,260,710.99, 10,224,797,631.26 and 4,067,974,371.15 is: 5,613,814,432.58
Step by Step Solution
- Step 1: Write the proportion equation
7,409,260,710.99 : 10,224,797,631.26 = 4,067,974,371.15 : x - Step 2: Convert to fraction form
7,409,260,710.99/10,224,797,631.26 = 4,067,974,371.15/x - Step 3: Cross multiply
7,409,260,710.99x = 10,224,797,631.26 × 4,067,974,371.15 - Step 4: Simplify right side
7,409,260,710.99x = 41,594,214,714,140,565,504 - Step 5: Solve for x
x = 41,594,214,714,140,565,504/7,409,260,710.99 - Step 6: Final answer
x = 5,613,814,432.58
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.