Finding the Fourth Proportional to 73,130,311.13, 109,663,576.81 and 27,660,219.17
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Solution
The fourth proportional to 73,130,311.13, 109,663,576.81 and 27,660,219.17 is: 41,478,266.98
Step by Step Solution
- Step 1: Write the proportion equation
73,130,311.13 : 109,663,576.81 = 27,660,219.17 : x - Step 2: Convert to fraction form
73,130,311.13/109,663,576.81 = 27,660,219.17/x - Step 3: Cross multiply
73,130,311.13x = 109,663,576.81 × 27,660,219.17 - Step 4: Simplify right side
73,130,311.13x = 3,033,318,568,913,261 - Step 5: Solve for x
x = 3,033,318,568,913,261/73,130,311.13 - Step 6: Final answer
x = 41,478,266.98
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.