Finding the Fourth Proportional to 5,237,364,174.04, 7,857,081,192.66 and 1,921,209,534.64
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Solution
The fourth proportional to 5,237,364,174.04, 7,857,081,192.66 and 1,921,209,534.64 is: 2,882,193,943.40
Step by Step Solution
- Step 1: Write the proportion equation
5,237,364,174.04 : 7,857,081,192.66 = 1,921,209,534.64 : x - Step 2: Convert to fraction form
5,237,364,174.04/7,857,081,192.66 = 1,921,209,534.64/x - Step 3: Cross multiply
5,237,364,174.04x = 7,857,081,192.66 × 1,921,209,534.64 - Step 4: Simplify right side
5,237,364,174.04x = 15,095,099,301,779,015,680 - Step 5: Solve for x
x = 15,095,099,301,779,015,680/5,237,364,174.04 - Step 6: Final answer
x = 2,882,193,943.40
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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.