Finding the Fourth Proportional to 1,754,842,228.62, 2,632,263,183.09 and 772,268,767.74
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Solution
The fourth proportional to 1,754,842,228.62, 2,632,263,183.09 and 772,268,767.74 is: 1,158,403,081.27
Step by Step Solution
- Step 1: Write the proportion equation
1,754,842,228.62 : 2,632,263,183.09 = 772,268,767.74 : x - Step 2: Convert to fraction form
1,754,842,228.62/2,632,263,183.09 = 772,268,767.74/x - Step 3: Cross multiply
1,754,842,228.62x = 2,632,263,183.09 × 772,268,767.74 - Step 4: Simplify right side
1,754,842,228.62x = 2,032,814,644,772,284,416 - Step 5: Solve for x
x = 2,032,814,644,772,284,416/1,754,842,228.62 - Step 6: Final answer
x = 1,158,403,081.27
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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.