Finding the Fourth Proportional to 149,219,821.20, 223,750,015.65 and 62,860,658.70
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Solution
The fourth proportional to 149,219,821.20, 223,750,015.65 and 62,860,658.70 is: 94,257,406.66
Step by Step Solution
- Step 1: Write the proportion equation
149,219,821.20 : 223,750,015.65 = 62,860,658.70 : x - Step 2: Convert to fraction form
149,219,821.20/223,750,015.65 = 62,860,658.70/x - Step 3: Cross multiply
149,219,821.20x = 223,750,015.65 × 62,860,658.70 - Step 4: Simplify right side
149,219,821.20x = 14,065,073,367,894,310 - Step 5: Solve for x
x = 14,065,073,367,894,310/149,219,821.20 - Step 6: Final answer
x = 94,257,406.66
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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.