Finding the Fourth Proportional to 3,106,676,388.08, 4,287,213,251.60 and 1,677,747,357.14
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Solution
The fourth proportional to 3,106,676,388.08, 4,287,213,251.60 and 1,677,747,357.14 is: 2,315,291,264.30
Step by Step Solution
- Step 1: Write the proportion equation
3,106,676,388.08 : 4,287,213,251.60 = 1,677,747,357.14 : x - Step 2: Convert to fraction form
3,106,676,388.08/4,287,213,251.60 = 1,677,747,357.14/x - Step 3: Cross multiply
3,106,676,388.08x = 4,287,213,251.60 × 1,677,747,357.14 - Step 4: Simplify right side
3,106,676,388.08x = 7,192,860,702,337,660,928 - Step 5: Solve for x
x = 7,192,860,702,337,660,928/3,106,676,388.08 - Step 6: Final answer
x = 2,315,291,264.30
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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.