Finding the Fourth Proportional to 170,257,330,509.97, 255,386,241,558.35 and 69,528,198,082.31
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Solution
The fourth proportional to 170,257,330,509.97, 255,386,241,558.35 and 69,528,198,082.31 is: 104,292,397,498.42
Step by Step Solution
- Step 1: Write the proportion equation
170,257,330,509.97 : 255,386,241,558.35 = 69,528,198,082.31 : x - Step 2: Convert to fraction form
170,257,330,509.97/255,386,241,558.35 = 69,528,198,082.31/x - Step 3: Cross multiply
170,257,330,509.97x = 255,386,241,558.35 × 69,528,198,082.31 - Step 4: Simplify right side
170,257,330,509.97x = 17,756,545,190,566,138,216,448 - Step 5: Solve for x
x = 17,756,545,190,566,138,216,448/170,257,330,509.97 - Step 6: Final answer
x = 104,292,397,498.42
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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.