Finding the Fourth Proportional to 104,009,201.40, 155,901,827.70 and 39,287,998.20
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Solution
The fourth proportional to 104,009,201.40, 155,901,827.70 and 39,287,998.20 is: 58,889,700.56
Step by Step Solution
- Step 1: Write the proportion equation
104,009,201.40 : 155,901,827.70 = 39,287,998.20 : x - Step 2: Convert to fraction form
104,009,201.40/155,901,827.70 = 39,287,998.20/x - Step 3: Cross multiply
104,009,201.40x = 155,901,827.70 × 39,287,998.20 - Step 4: Simplify right side
104,009,201.40x = 6,125,070,726,054,310 - Step 5: Solve for x
x = 6,125,070,726,054,310/104,009,201.40 - Step 6: Final answer
x = 58,889,700.56
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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.