Finding the Fourth Proportional to 94,707,797.12, 130,697,153.76 and 51,247,733.12
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Solution
The fourth proportional to 94,707,797.12, 130,697,153.76 and 51,247,733.12 is: 70,722,084.76
Step by Step Solution
- Step 1: Write the proportion equation
94,707,797.12 : 130,697,153.76 = 51,247,733.12 : x - Step 2: Convert to fraction form
94,707,797.12/130,697,153.76 = 51,247,733.12/x - Step 3: Cross multiply
94,707,797.12x = 130,697,153.76 × 51,247,733.12 - Step 4: Simplify right side
94,707,797.12x = 6,697,932,855,436,084 - Step 5: Solve for x
x = 6,697,932,855,436,084/94,707,797.12 - Step 6: Final answer
x = 70,722,084.76
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.