Finding the Fourth Proportional to 112,958,552.20, 169,461,447.90 and 36,289,330.60
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Solution
The fourth proportional to 112,958,552.20, 169,461,447.90 and 36,289,330.60 is: 54,441,583.99
Step by Step Solution
- Step 1: Write the proportion equation
112,958,552.20 : 169,461,447.90 = 36,289,330.60 : x - Step 2: Convert to fraction form
112,958,552.20/169,461,447.90 = 36,289,330.60/x - Step 3: Cross multiply
112,958,552.20x = 169,461,447.90 × 36,289,330.60 - Step 4: Simplify right side
112,958,552.20x = 6,149,642,506,797,776 - Step 5: Solve for x
x = 6,149,642,506,797,776/112,958,552.20 - Step 6: Final answer
x = 54,441,583.99
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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.