Finding the Fourth Proportional to 188,130,995.74, 282,199,330.22 and 65,313,213.28
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Solution
The fourth proportional to 188,130,995.74, 282,199,330.22 and 65,313,213.28 is: 97,970,804.70
Step by Step Solution
- Step 1: Write the proportion equation
188,130,995.74 : 282,199,330.22 = 65,313,213.28 : x - Step 2: Convert to fraction form
188,130,995.74/282,199,330.22 = 65,313,213.28/x - Step 3: Cross multiply
188,130,995.74x = 282,199,330.22 × 65,313,213.28 - Step 4: Simplify right side
188,130,995.74x = 18,431,345,042,132,012 - Step 5: Solve for x
x = 18,431,345,042,132,012/188,130,995.74 - Step 6: Final answer
x = 97,970,804.70
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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.