Finding the Fourth Proportional to 246,081,911.88, 369,203,677.74 and 100,637,794.92
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Solution
The fourth proportional to 246,081,911.88, 369,203,677.74 and 100,637,794.92 is: 150,989,740.45
Step by Step Solution
- Step 1: Write the proportion equation
246,081,911.88 : 369,203,677.74 = 100,637,794.92 : x - Step 2: Convert to fraction form
246,081,911.88/369,203,677.74 = 100,637,794.92/x - Step 3: Cross multiply
246,081,911.88x = 369,203,677.74 × 100,637,794.92 - Step 4: Simplify right side
246,081,911.88x = 37,155,844,004,107,888 - Step 5: Solve for x
x = 37,155,844,004,107,888/246,081,911.88 - Step 6: Final answer
x = 150,989,740.45
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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.