Finding the Fourth Proportional to 118,267,079,727.24, 163,206,442,558.68 and 66,824,535,078.24
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Solution
The fourth proportional to 118,267,079,727.24, 163,206,442,558.68 and 66,824,535,078.24 is: 92,216,656,324.91
Step by Step Solution
- Step 1: Write the proportion equation
118,267,079,727.24 : 163,206,442,558.68 = 66,824,535,078.24 : x - Step 2: Convert to fraction form
118,267,079,727.24/163,206,442,558.68 = 66,824,535,078.24/x - Step 3: Cross multiply
118,267,079,727.24x = 163,206,442,558.68 × 66,824,535,078.24 - Step 4: Simplify right side
118,267,079,727.24x = 10,906,194,645,757,271,736,320 - Step 5: Solve for x
x = 10,906,194,645,757,271,736,320/118,267,079,727.24 - Step 6: Final answer
x = 92,216,656,324.91
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1.5x scale
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.