Finding the Fourth Proportional to 80,260,762.98, 110,753,091.42 and 44,498,160.54
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Solution
The fourth proportional to 80,260,762.98, 110,753,091.42 and 44,498,160.54 is: 61,403,712.84
Step by Step Solution
- Step 1: Write the proportion equation
80,260,762.98 : 110,753,091.42 = 44,498,160.54 : x - Step 2: Convert to fraction form
80,260,762.98/110,753,091.42 = 44,498,160.54/x - Step 3: Cross multiply
80,260,762.98x = 110,753,091.42 × 44,498,160.54 - Step 4: Simplify right side
80,260,762.98x = 4,928,308,842,308,457 - Step 5: Solve for x
x = 4,928,308,842,308,457/80,260,762.98 - Step 6: Final answer
x = 61,403,712.84
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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.