Finding the Fourth Proportional to 80,986,603.80, 121,490,561.70 and 29,904,504.60
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Solution
The fourth proportional to 80,986,603.80, 121,490,561.70 and 29,904,504.60 is: 44,860,691.65
Step by Step Solution
- Step 1: Write the proportion equation
80,986,603.80 : 121,490,561.70 = 29,904,504.60 : x - Step 2: Convert to fraction form
80,986,603.80/121,490,561.70 = 29,904,504.60/x - Step 3: Cross multiply
80,986,603.80x = 121,490,561.70 × 29,904,504.60 - Step 4: Simplify right side
80,986,603.80x = 3,633,115,061,214,234 - Step 5: Solve for x
x = 3,633,115,061,214,234/80,986,603.80 - Step 6: Final answer
x = 44,860,691.65
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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.