Finding the Fourth Proportional to 324,807,436.92, 487,239,796.58 and 91,640,188.92
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Solution
The fourth proportional to 324,807,436.92, 487,239,796.58 and 91,640,188.92 is: 137,468,364.12
Step by Step Solution
- Step 1: Write the proportion equation
324,807,436.92 : 487,239,796.58 = 91,640,188.92 : x - Step 2: Convert to fraction form
324,807,436.92/487,239,796.58 = 91,640,188.92/x - Step 3: Cross multiply
324,807,436.92x = 487,239,796.58 × 91,640,188.92 - Step 4: Simplify right side
324,807,436.92x = 44,650,747,007,475,368 - Step 5: Solve for x
x = 44,650,747,007,475,368/324,807,436.92 - Step 6: Final answer
x = 137,468,364.12
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.