Finding the Fourth Proportional to 48,896,720.19, 67,449,375.36 and 30,530,119.23
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Solution
The fourth proportional to 48,896,720.19, 67,449,375.36 and 30,530,119.23 is: 42,114,020.40
Step by Step Solution
- Step 1: Write the proportion equation
48,896,720.19 : 67,449,375.36 = 30,530,119.23 : x - Step 2: Convert to fraction form
48,896,720.19/67,449,375.36 = 30,530,119.23/x - Step 3: Cross multiply
48,896,720.19x = 67,449,375.36 × 30,530,119.23 - Step 4: Simplify right side
48,896,720.19x = 2,059,237,471,729,824.25 - Step 5: Solve for x
x = 2,059,237,471,729,824.25/48,896,720.19 - Step 6: Final answer
x = 42,114,020.40
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.