Finding the Fourth Proportional to 2,729,376,133.20, 4,094,064,199.80 and 2,275,879,813.20
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Solution
The fourth proportional to 2,729,376,133.20, 4,094,064,199.80 and 2,275,879,813.20 is: 3,413,819,719.80
Step by Step Solution
- Step 1: Write the proportion equation
2,729,376,133.20 : 4,094,064,199.80 = 2,275,879,813.20 : x - Step 2: Convert to fraction form
2,729,376,133.20/4,094,064,199.80 = 2,275,879,813.20/x - Step 3: Cross multiply
2,729,376,133.20x = 4,094,064,199.80 × 2,275,879,813.20 - Step 4: Simplify right side
2,729,376,133.20x = 9,317,598,066,269,630,464 - Step 5: Solve for x
x = 9,317,598,066,269,630,464/2,729,376,133.20 - Step 6: Final answer
x = 3,413,819,719.80
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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.