Finding the Fourth Proportional to 80,997,699.80, 121,496,549.70 and 24,264,003.80
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Solution
The fourth proportional to 80,997,699.80, 121,496,549.70 and 24,264,003.80 is: 36,396,005.70
Step by Step Solution
- Step 1: Write the proportion equation
80,997,699.80 : 121,496,549.70 = 24,264,003.80 : x - Step 2: Convert to fraction form
80,997,699.80/121,496,549.70 = 24,264,003.80/x - Step 3: Cross multiply
80,997,699.80x = 121,496,549.70 × 24,264,003.80 - Step 4: Simplify right side
80,997,699.80x = 2,947,992,743,607,689 - Step 5: Solve for x
x = 2,947,992,743,607,689/80,997,699.80 - Step 6: Final answer
x = 36,396,005.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.