Finding the Fourth Proportional to 107,846,640.60, 161,754,015.18 and 39,673,389.12
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Solution
The fourth proportional to 107,846,640.60, 161,754,015.18 and 39,673,389.12 is: 59,504,217.75
Step by Step Solution
- Step 1: Write the proportion equation
107,846,640.60 : 161,754,015.18 = 39,673,389.12 : x - Step 2: Convert to fraction form
107,846,640.60/161,754,015.18 = 39,673,389.12/x - Step 3: Cross multiply
107,846,640.60x = 161,754,015.18 × 39,673,389.12 - Step 4: Simplify right side
107,846,640.60x = 6,417,329,985,958,527 - Step 5: Solve for x
x = 6,417,329,985,958,527/107,846,640.60 - Step 6: Final answer
x = 59,504,217.75
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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.