Finding the Fourth Proportional to 98,841,647.16, 148,270,048.56 and 33,263,107.08
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Solution
The fourth proportional to 98,841,647.16, 148,270,048.56 and 33,263,107.08 is: 49,897,210.78
Step by Step Solution
- Step 1: Write the proportion equation
98,841,647.16 : 148,270,048.56 = 33,263,107.08 : x - Step 2: Convert to fraction form
98,841,647.16/148,270,048.56 = 33,263,107.08/x - Step 3: Cross multiply
98,841,647.16x = 148,270,048.56 × 33,263,107.08 - Step 4: Simplify right side
98,841,647.16x = 4,931,922,502,008,080 - Step 5: Solve for x
x = 4,931,922,502,008,080/98,841,647.16 - Step 6: Final answer
x = 49,897,210.78
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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.