Finding the Fourth Proportional to 276,135,105.08, 414,095,013.21 and 103,517,732
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Solution
The fourth proportional to 276,135,105.08, 414,095,013.21 and 103,517,732 is: 155,236,244.18
Step by Step Solution
- Step 1: Write the proportion equation
276,135,105.08 : 414,095,013.21 = 103,517,732 : x - Step 2: Convert to fraction form
276,135,105.08/414,095,013.21 = 103,517,732/x - Step 3: Cross multiply
276,135,105.08x = 414,095,013.21 × 103,517,732 - Step 4: Simplify right side
276,135,105.08x = 42,866,176,600,009,240 - Step 5: Solve for x
x = 42,866,176,600,009,240/276,135,105.08 - Step 6: Final answer
x = 155,236,244.18
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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.