Finding the Fourth Proportional to 79,749,794.44, 110,075,191.60 and 51,941,797.84
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Solution
The fourth proportional to 79,749,794.44, 110,075,191.60 and 51,941,797.84 is: 71,693,016.76
Step by Step Solution
- Step 1: Write the proportion equation
79,749,794.44 : 110,075,191.60 = 51,941,797.84 : x - Step 2: Convert to fraction form
79,749,794.44/110,075,191.60 = 51,941,797.84/x - Step 3: Cross multiply
79,749,794.44x = 110,075,191.60 × 51,941,797.84 - Step 4: Simplify right side
79,749,794.44x = 5,717,503,348,736,090 - Step 5: Solve for x
x = 5,717,503,348,736,090/79,749,794.44 - Step 6: Final answer
x = 71,693,016.76
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.