Finding the Fourth Proportional to 1,879,810,544.32, 2,594,208,561.12 and 1,127,246,244.64
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Solution
The fourth proportional to 1,879,810,544.32, 2,594,208,561.12 and 1,127,246,244.64 is: 1,555,641,799.74
Step by Step Solution
- Step 1: Write the proportion equation
1,879,810,544.32 : 2,594,208,561.12 = 1,127,246,244.64 : x - Step 2: Convert to fraction form
1,879,810,544.32/2,594,208,561.12 = 1,127,246,244.64/x - Step 3: Cross multiply
1,879,810,544.32x = 2,594,208,561.12 × 1,127,246,244.64 - Step 4: Simplify right side
1,879,810,544.32x = 2,924,311,858,335,458,304 - Step 5: Solve for x
x = 2,924,311,858,335,458,304/1,879,810,544.32 - Step 6: Final answer
x = 1,555,641,799.74
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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.