Finding the Fourth Proportional to 80,305,867.36, 110,822,798.16 and 43,636,437.28
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Solution
The fourth proportional to 80,305,867.36, 110,822,798.16 and 43,636,437.28 is: 60,218,664.46
Step by Step Solution
- Step 1: Write the proportion equation
80,305,867.36 : 110,822,798.16 = 43,636,437.28 : x - Step 2: Convert to fraction form
80,305,867.36/110,822,798.16 = 43,636,437.28/x - Step 3: Cross multiply
80,305,867.36x = 110,822,798.16 × 43,636,437.28 - Step 4: Simplify right side
80,305,867.36x = 4,835,912,081,102,939 - Step 5: Solve for x
x = 4,835,912,081,102,939/80,305,867.36 - Step 6: Final answer
x = 60,218,664.46
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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.