Finding the Fourth Proportional to 192,682,882.76, 265,902,641.12 and 104,576,881.40
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Solution
The fourth proportional to 192,682,882.76, 265,902,641.12 and 104,576,881.40 is: 144,316,239.02
Step by Step Solution
- Step 1: Write the proportion equation
192,682,882.76 : 265,902,641.12 = 104,576,881.40 : x - Step 2: Convert to fraction form
192,682,882.76/265,902,641.12 = 104,576,881.40/x - Step 3: Cross multiply
192,682,882.76x = 265,902,641.12 × 104,576,881.40 - Step 4: Simplify right side
192,682,882.76x = 27,807,268,964,353,004 - Step 5: Solve for x
x = 27,807,268,964,353,004/192,682,882.76 - Step 6: Final answer
x = 144,316,239.02
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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.