Finding the Fourth Proportional to 5,129,132,080.80, 7,693,698,121.20 and 2,952,349,744.80
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Solution
The fourth proportional to 5,129,132,080.80, 7,693,698,121.20 and 2,952,349,744.80 is: 4,428,524,617.20
Step by Step Solution
- Step 1: Write the proportion equation
5,129,132,080.80 : 7,693,698,121.20 = 2,952,349,744.80 : x - Step 2: Convert to fraction form
5,129,132,080.80/7,693,698,121.20 = 2,952,349,744.80/x - Step 3: Cross multiply
5,129,132,080.80x = 7,693,698,121.20 × 2,952,349,744.80 - Step 4: Simplify right side
5,129,132,080.80x = 22,714,487,684,693,061,632 - Step 5: Solve for x
x = 22,714,487,684,693,061,632/5,129,132,080.80 - Step 6: Final answer
x = 4,428,524,617.20
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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.