Finding the Fourth Proportional to 2,090,883,857.60, 3,135,405,437.93 and 1,108,080,134.79
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Solution
The fourth proportional to 2,090,883,857.60, 3,135,405,437.93 and 1,108,080,134.79 is: 1,661,632,456.37
Step by Step Solution
- Step 1: Write the proportion equation
2,090,883,857.60 : 3,135,405,437.93 = 1,108,080,134.79 : x - Step 2: Convert to fraction form
2,090,883,857.60/3,135,405,437.93 = 1,108,080,134.79/x - Step 3: Cross multiply
2,090,883,857.60x = 3,135,405,437.93 × 1,108,080,134.79 - Step 4: Simplify right side
2,090,883,857.60x = 3,474,280,480,277,233,152 - Step 5: Solve for x
x = 3,474,280,480,277,233,152/2,090,883,857.60 - Step 6: Final answer
x = 1,661,632,456.37
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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.