Finding the Fourth Proportional to 80,810,306.10, 121,233,370.68 and 23,298,089.13
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Solution
The fourth proportional to 80,810,306.10, 121,233,370.68 and 23,298,089.13 is: 34,952,297.70
Step by Step Solution
- Step 1: Write the proportion equation
80,810,306.10 : 121,233,370.68 = 23,298,089.13 : x - Step 2: Convert to fraction form
80,810,306.10/121,233,370.68 = 23,298,089.13/x - Step 3: Cross multiply
80,810,306.10x = 121,233,370.68 × 23,298,089.13 - Step 4: Simplify right side
80,810,306.10x = 2,824,505,875,632,968.50 - Step 5: Solve for x
x = 2,824,505,875,632,968.50/80,810,306.10 - Step 6: Final answer
x = 34,952,297.70
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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.