Finding the Fourth Proportional to 80,998,560.30, 121,497,840.45 and 24,264,864.30
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Solution
The fourth proportional to 80,998,560.30, 121,497,840.45 and 24,264,864.30 is: 36,397,296.45
Step by Step Solution
- Step 1: Write the proportion equation
80,998,560.30 : 121,497,840.45 = 24,264,864.30 : x - Step 2: Convert to fraction form
80,998,560.30/121,497,840.45 = 24,264,864.30/x - Step 3: Cross multiply
80,998,560.30x = 121,497,840.45 × 24,264,864.30 - Step 4: Simplify right side
80,998,560.30x = 2,948,128,611,262,301 - Step 5: Solve for x
x = 2,948,128,611,262,301/80,998,560.30 - Step 6: Final answer
x = 36,397,296.45
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Similar ratio
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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.