Finding the Fourth Proportional to 170,257,330,490.84, 255,386,241,529.64 and 69,528,198,063.18
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Solution
The fourth proportional to 170,257,330,490.84, 255,386,241,529.64 and 69,528,198,063.18 is: 104,292,397,469.72
Step by Step Solution
- Step 1: Write the proportion equation
170,257,330,490.84 : 255,386,241,529.64 = 69,528,198,063.18 : x - Step 2: Convert to fraction form
170,257,330,490.84/255,386,241,529.64 = 69,528,198,063.18/x - Step 3: Cross multiply
170,257,330,490.84x = 255,386,241,529.64 × 69,528,198,063.18 - Step 4: Simplify right side
170,257,330,490.84x = 17,756,545,183,683,935,469,568 - Step 5: Solve for x
x = 17,756,545,183,683,935,469,568/170,257,330,490.84 - Step 6: Final answer
x = 104,292,397,469.72
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1.5x scale
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.