Finding the Fourth Proportional to 1,601,894,230.80, 2,402,841,346.20 and 1,489,653,891.60
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Solution
The fourth proportional to 1,601,894,230.80, 2,402,841,346.20 and 1,489,653,891.60 is: 2,234,480,837.40
Step by Step Solution
- Step 1: Write the proportion equation
1,601,894,230.80 : 2,402,841,346.20 = 1,489,653,891.60 : x - Step 2: Convert to fraction form
1,601,894,230.80/2,402,841,346.20 = 1,489,653,891.60/x - Step 3: Cross multiply
1,601,894,230.80x = 2,402,841,346.20 × 1,489,653,891.60 - Step 4: Simplify right side
1,601,894,230.80x = 3,579,401,962,264,212,480 - Step 5: Solve for x
x = 3,579,401,962,264,212,480/1,601,894,230.80 - Step 6: Final answer
x = 2,234,480,837.40
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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.