Finding the Fourth Proportional to 2,528,651,514.24, 3,792,956,277.51 and 1,976,418,135.23
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Solution
The fourth proportional to 2,528,651,514.24, 3,792,956,277.51 and 1,976,418,135.23 is: 2,964,610,793.84
Step by Step Solution
- Step 1: Write the proportion equation
2,528,651,514.24 : 3,792,956,277.51 = 1,976,418,135.23 : x - Step 2: Convert to fraction form
2,528,651,514.24/3,792,956,277.51 = 1,976,418,135.23/x - Step 3: Cross multiply
2,528,651,514.24x = 3,792,956,277.51 × 1,976,418,135.23 - Step 4: Simplify right side
2,528,651,514.24x = 7,496,467,572,986,271,744 - Step 5: Solve for x
x = 7,496,467,572,986,271,744/2,528,651,514.24 - Step 6: Final answer
x = 2,964,610,793.84
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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.