Finding the Fourth Proportional to 2,594,138,428.80, 3,891,207,643.20 and 2,467,159,459.20
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Solution
The fourth proportional to 2,594,138,428.80, 3,891,207,643.20 and 2,467,159,459.20 is: 3,700,739,188.80
Step by Step Solution
- Step 1: Write the proportion equation
2,594,138,428.80 : 3,891,207,643.20 = 2,467,159,459.20 : x - Step 2: Convert to fraction form
2,594,138,428.80/3,891,207,643.20 = 2,467,159,459.20/x - Step 3: Cross multiply
2,594,138,428.80x = 3,891,207,643.20 × 2,467,159,459.20 - Step 4: Simplify right side
2,594,138,428.80x = 9,600,229,744,632,217,600 - Step 5: Solve for x
x = 9,600,229,744,632,217,600/2,594,138,428.80 - Step 6: Final answer
x = 3,700,739,188.80
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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.