Finding the Fourth Proportional to 73,857,281.80, 110,785,922.70 and 73,857,281.80
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Solution
The fourth proportional to 73,857,281.80, 110,785,922.70 and 73,857,281.80 is: 110,785,922.70
Step by Step Solution
- Step 1: Write the proportion equation
73,857,281.80 : 110,785,922.70 = 73,857,281.80 : x - Step 2: Convert to fraction form
73,857,281.80/110,785,922.70 = 73,857,281.80/x - Step 3: Cross multiply
73,857,281.80x = 110,785,922.70 × 73,857,281.80 - Step 4: Simplify right side
73,857,281.80x = 8,182,347,112,326,917 - Step 5: Solve for x
x = 8,182,347,112,326,917/73,857,281.80 - Step 6: Final answer
x = 110,785,922.70
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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.