Finding the Fourth Proportional to 121,318,678.68, 182,049,926.58 and 44,695,471.56
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Solution
The fourth proportional to 121,318,678.68, 182,049,926.58 and 44,695,471.56 is: 67,069,699.44
Step by Step Solution
- Step 1: Write the proportion equation
121,318,678.68 : 182,049,926.58 = 44,695,471.56 : x - Step 2: Convert to fraction form
121,318,678.68/182,049,926.58 = 44,695,471.56/x - Step 3: Cross multiply
121,318,678.68x = 182,049,926.58 × 44,695,471.56 - Step 4: Simplify right side
121,318,678.68x = 8,136,807,315,956,479 - Step 5: Solve for x
x = 8,136,807,315,956,479/121,318,678.68 - Step 6: Final answer
x = 67,069,699.44
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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.