Finding the Fourth Proportional to 368,361,185.44, 508,335,318.12 and 203,345,212
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Solution
The fourth proportional to 368,361,185.44, 508,335,318.12 and 203,345,212 is: 280,614,671.46
Step by Step Solution
- Step 1: Write the proportion equation
368,361,185.44 : 508,335,318.12 = 203,345,212 : x - Step 2: Convert to fraction form
368,361,185.44/508,335,318.12 = 203,345,212/x - Step 3: Cross multiply
368,361,185.44x = 508,335,318.12 × 203,345,212 - Step 4: Simplify right side
368,361,185.44x = 103,367,553,030,198,848 - Step 5: Solve for x
x = 103,367,553,030,198,848/368,361,185.44 - Step 6: Final answer
x = 280,614,671.46
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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.