Finding the Fourth Proportional to 203,249,510.26, 280,486,875.11 and 110,431,568.14
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Solution
The fourth proportional to 203,249,510.26, 280,486,875.11 and 110,431,568.14 is: 152,396,950.04
Step by Step Solution
- Step 1: Write the proportion equation
203,249,510.26 : 280,486,875.11 = 110,431,568.14 : x - Step 2: Convert to fraction form
203,249,510.26/280,486,875.11 = 110,431,568.14/x - Step 3: Cross multiply
203,249,510.26x = 280,486,875.11 × 110,431,568.14 - Step 4: Simplify right side
203,249,510.26x = 30,974,605,461,085,636 - Step 5: Solve for x
x = 30,974,605,461,085,636/203,249,510.26 - Step 6: Final answer
x = 152,396,950.04
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.