Finding the Fourth Proportional to 699,019,202,568.05, 1,048,576,155,263.70 and 245,682,991,569.57
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Solution
The fourth proportional to 699,019,202,568.05, 1,048,576,155,263.70 and 245,682,991,569.57 is: 368,541,129,867.78
Step by Step Solution
- Step 1: Write the proportion equation
699,019,202,568.05 : 1,048,576,155,263.70 = 245,682,991,569.57 : x - Step 2: Convert to fraction form
699,019,202,568.05/1,048,576,155,263.70 = 245,682,991,569.57/x - Step 3: Cross multiply
699,019,202,568.05x = 1,048,576,155,263.70 × 245,682,991,569.57 - Step 4: Simplify right side
699,019,202,568.05x = 257,617,326,713,703,717,928,960 - Step 5: Solve for x
x = 257,617,326,713,703,717,928,960/699,019,202,568.05 - Step 6: Final answer
x = 368,541,129,867.78
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.