Finding the Fourth Proportional to 4,186,091,661.36, 5,774,991,325.56 and 2,491,596,166.16
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Solution
The fourth proportional to 4,186,091,661.36, 5,774,991,325.56 and 2,491,596,166.16 is: 3,437,322,306.91
Step by Step Solution
- Step 1: Write the proportion equation
4,186,091,661.36 : 5,774,991,325.56 = 2,491,596,166.16 : x - Step 2: Convert to fraction form
4,186,091,661.36/5,774,991,325.56 = 2,491,596,166.16/x - Step 3: Cross multiply
4,186,091,661.36x = 5,774,991,325.56 × 2,491,596,166.16 - Step 4: Simplify right side
4,186,091,661.36x = 14,388,946,246,372,552,704 - Step 5: Solve for x
x = 14,388,946,246,372,552,704/4,186,091,661.36 - Step 6: Final answer
x = 3,437,322,306.91
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1.5x scale
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.