Finding the Fourth Proportional to 7,082,964,271.20, 10,631,248,851.60 and 6,048,992,661.60
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Solution
The fourth proportional to 7,082,964,271.20, 10,631,248,851.60 and 6,048,992,661.60 is: 9,079,298,415.84
Step by Step Solution
- Step 1: Write the proportion equation
7,082,964,271.20 : 10,631,248,851.60 = 6,048,992,661.60 : x - Step 2: Convert to fraction form
7,082,964,271.20/10,631,248,851.60 = 6,048,992,661.60/x - Step 3: Cross multiply
7,082,964,271.20x = 10,631,248,851.60 × 6,048,992,661.60 - Step 4: Simplify right side
7,082,964,271.20x = 64,308,346,286,971,830,272 - Step 5: Solve for x
x = 64,308,346,286,971,830,272/7,082,964,271.20 - Step 6: Final answer
x = 9,079,298,415.84
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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.