Finding the Fourth Proportional to 106,620,787.26, 159,810,277.86 and 48,993,982.32
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Solution
The fourth proportional to 106,620,787.26, 159,810,277.86 and 48,993,982.32 is: 73,435,416.58
Step by Step Solution
- Step 1: Write the proportion equation
106,620,787.26 : 159,810,277.86 = 48,993,982.32 : x - Step 2: Convert to fraction form
106,620,787.26/159,810,277.86 = 48,993,982.32/x - Step 3: Cross multiply
106,620,787.26x = 159,810,277.86 × 48,993,982.32 - Step 4: Simplify right side
106,620,787.26x = 7,829,741,928,027,128 - Step 5: Solve for x
x = 7,829,741,928,027,128/106,620,787.26 - Step 6: Final answer
x = 73,435,416.58
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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.