Finding the Fourth Proportional to 40,287,457,129.80, 60,431,185,694.70 and 22,873,198,441.80
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Solution
The fourth proportional to 40,287,457,129.80, 60,431,185,694.70 and 22,873,198,441.80 is: 34,309,797,662.70
Step by Step Solution
- Step 1: Write the proportion equation
40,287,457,129.80 : 60,431,185,694.70 = 22,873,198,441.80 : x - Step 2: Convert to fraction form
40,287,457,129.80/60,431,185,694.70 = 22,873,198,441.80/x - Step 3: Cross multiply
40,287,457,129.80x = 60,431,185,694.70 × 22,873,198,441.80 - Step 4: Simplify right side
40,287,457,129.80x = 1,382,254,502,468,138,303,488 - Step 5: Solve for x
x = 1,382,254,502,468,138,303,488/40,287,457,129.80 - Step 6: Final answer
x = 34,309,797,662.70
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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.