Finding the Fourth Proportional to 107,252,797.41, 160,977,831.64 and 83,146,633.65
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Solution
The fourth proportional to 107,252,797.41, 160,977,831.64 and 83,146,633.65 is: 124,796,416.65
Step by Step Solution
- Step 1: Write the proportion equation
107,252,797.41 : 160,977,831.64 = 83,146,633.65 : x - Step 2: Convert to fraction form
107,252,797.41/160,977,831.64 = 83,146,633.65/x - Step 3: Cross multiply
107,252,797.41x = 160,977,831.64 × 83,146,633.65 - Step 4: Simplify right side
107,252,797.41x = 13,384,764,792,934,592 - Step 5: Solve for x
x = 13,384,764,792,934,592/107,252,797.41 - Step 6: Final answer
x = 124,796,416.65
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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.