Finding the Fourth Proportional to 303,090,713.84, 454,566,568.05 and 84,756,399.68
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Solution
The fourth proportional to 303,090,713.84, 454,566,568.05 and 84,756,399.68 is: 127,115,163.76
Step by Step Solution
- Step 1: Write the proportion equation
303,090,713.84 : 454,566,568.05 = 84,756,399.68 : x - Step 2: Convert to fraction form
303,090,713.84/454,566,568.05 = 84,756,399.68/x - Step 3: Cross multiply
303,090,713.84x = 454,566,568.05 × 84,756,399.68 - Step 4: Simplify right side
303,090,713.84x = 38,527,425,722,811,720 - Step 5: Solve for x
x = 38,527,425,722,811,720/303,090,713.84 - Step 6: Final answer
x = 127,115,163.76
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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.