Finding the Fourth Proportional to 5,879,218,086.80, 8,818,827,130.20 and 4,428,029,862.80
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Solution
The fourth proportional to 5,879,218,086.80, 8,818,827,130.20 and 4,428,029,862.80 is: 6,642,044,794.20
Step by Step Solution
- Step 1: Write the proportion equation
5,879,218,086.80 : 8,818,827,130.20 = 4,428,029,862.80 : x - Step 2: Convert to fraction form
5,879,218,086.80/8,818,827,130.20 = 4,428,029,862.80/x - Step 3: Cross multiply
5,879,218,086.80x = 8,818,827,130.20 × 4,428,029,862.80 - Step 4: Simplify right side
5,879,218,086.80x = 39,050,029,887,396,429,824 - Step 5: Solve for x
x = 39,050,029,887,396,429,824/5,879,218,086.80 - Step 6: Final answer
x = 6,642,044,794.20
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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.