Finding the Fourth Proportional to 191,266,051.68, 286,898,114.43 and 74,693,245.23
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Solution
The fourth proportional to 191,266,051.68, 286,898,114.43 and 74,693,245.23 is: 112,039,491.74
Step by Step Solution
- Step 1: Write the proportion equation
191,266,051.68 : 286,898,114.43 = 74,693,245.23 : x - Step 2: Convert to fraction form
191,266,051.68/286,898,114.43 = 74,693,245.23/x - Step 3: Cross multiply
191,266,051.68x = 286,898,114.43 × 74,693,245.23 - Step 4: Simplify right side
191,266,051.68x = 21,429,351,217,144,592 - Step 5: Solve for x
x = 21,429,351,217,144,592/191,266,051.68 - Step 6: Final answer
x = 112,039,491.74
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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.