Finding the Fourth Proportional to 144,107,448.75, 216,183,568.01 and 48,391,731.63
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Solution
The fourth proportional to 144,107,448.75, 216,183,568.01 and 48,391,731.63 is: 72,595,117.72
Step by Step Solution
- Step 1: Write the proportion equation
144,107,448.75 : 216,183,568.01 = 48,391,731.63 : x - Step 2: Convert to fraction form
144,107,448.75/216,183,568.01 = 48,391,731.63/x - Step 3: Cross multiply
144,107,448.75x = 216,183,568.01 × 48,391,731.63 - Step 4: Simplify right side
144,107,448.75x = 10,461,497,205,713,814 - Step 5: Solve for x
x = 10,461,497,205,713,814/144,107,448.75 - Step 6: Final answer
x = 72,595,117.72
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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.