Finding the Fourth Proportional to 1,609,632,201.20, 2,414,448,301.80 and 1,594,326,700.40
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Solution
The fourth proportional to 1,609,632,201.20, 2,414,448,301.80 and 1,594,326,700.40 is: 2,391,490,050.60
Step by Step Solution
- Step 1: Write the proportion equation
1,609,632,201.20 : 2,414,448,301.80 = 1,594,326,700.40 : x - Step 2: Convert to fraction form
1,609,632,201.20/2,414,448,301.80 = 1,594,326,700.40/x - Step 3: Cross multiply
1,609,632,201.20x = 2,414,448,301.80 × 1,594,326,700.40 - Step 4: Simplify right side
1,609,632,201.20x = 3,849,419,394,295,177,728 - Step 5: Solve for x
x = 3,849,419,394,295,177,728/1,609,632,201.20 - Step 6: Final answer
x = 2,391,490,050.60
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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.