Finding the Fourth Proportional to 38,241,497.70, 57,362,246.55 and 38,241,497.70
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Solution
The fourth proportional to 38,241,497.70, 57,362,246.55 and 38,241,497.70 is: 57,362,246.55
Step by Step Solution
- Step 1: Write the proportion equation
38,241,497.70 : 57,362,246.55 = 38,241,497.70 : x - Step 2: Convert to fraction form
38,241,497.70/57,362,246.55 = 38,241,497.70/x - Step 3: Cross multiply
38,241,497.70x = 57,362,246.55 × 38,241,497.70 - Step 4: Simplify right side
38,241,497.70x = 2,193,618,219,508,658 - Step 5: Solve for x
x = 2,193,618,219,508,658/38,241,497.70 - Step 6: Final answer
x = 57,362,246.55
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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.