Finding the Fourth Proportional to 73,818,092.60, 110,727,138.90 and 69,566,564.60
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Solution
The fourth proportional to 73,818,092.60, 110,727,138.90 and 69,566,564.60 is: 104,349,846.90
Step by Step Solution
- Step 1: Write the proportion equation
73,818,092.60 : 110,727,138.90 = 69,566,564.60 : x - Step 2: Convert to fraction form
73,818,092.60/110,727,138.90 = 69,566,564.60/x - Step 3: Cross multiply
73,818,092.60x = 110,727,138.90 × 69,566,564.60 - Step 4: Simplify right side
73,818,092.60x = 7,702,906,661,260,023 - Step 5: Solve for x
x = 7,702,906,661,260,023/73,818,092.60 - Step 6: Final answer
x = 104,349,846.90
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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.