Finding the Fourth Proportional to 122,474,037.80, 183,711,056.70 and 41,695,005.80
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Solution
The fourth proportional to 122,474,037.80, 183,711,056.70 and 41,695,005.80 is: 62,542,508.70
Step by Step Solution
- Step 1: Write the proportion equation
122,474,037.80 : 183,711,056.70 = 41,695,005.80 : x - Step 2: Convert to fraction form
122,474,037.80/183,711,056.70 = 41,695,005.80/x - Step 3: Cross multiply
122,474,037.80x = 183,711,056.70 × 41,695,005.80 - Step 4: Simplify right side
122,474,037.80x = 7,659,833,574,630,628 - Step 5: Solve for x
x = 7,659,833,574,630,628/122,474,037.80 - Step 6: Final answer
x = 62,542,508.70
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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.