Finding the Fourth Proportional to 2,458,193,464.80, 3,687,290,197.20 and 2,174,085,106.20
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Solution
The fourth proportional to 2,458,193,464.80, 3,687,290,197.20 and 2,174,085,106.20 is: 3,261,127,659.30
Step by Step Solution
- Step 1: Write the proportion equation
2,458,193,464.80 : 3,687,290,197.20 = 2,174,085,106.20 : x - Step 2: Convert to fraction form
2,458,193,464.80/3,687,290,197.20 = 2,174,085,106.20/x - Step 3: Cross multiply
2,458,193,464.80x = 3,687,290,197.20 × 2,174,085,106.20 - Step 4: Simplify right side
2,458,193,464.80x = 8,016,482,699,969,779,712 - Step 5: Solve for x
x = 8,016,482,699,969,779,712/2,458,193,464.80 - Step 6: Final answer
x = 3,261,127,659.30
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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.