Home / 116,847,085.06-161,234,929.18-67,303,571.65

Finding the Fourth Proportional to 116,847,085.06, 161,234,929.18 and 67,303,571.65

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Solution

The fourth proportional to 116,847,085.06, 161,234,929.18 and 67,303,571.65 is: 92,870,837.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,847,085.06 : 161,234,929.18 = 67,303,571.65 : x
  2. Step 2: Convert to fraction form
    116,847,085.06/161,234,929.18 = 67,303,571.65/x
  3. Step 3: Cross multiply
    116,847,085.06x = 161,234,929.18 × 67,303,571.65
  4. Step 4: Simplify right side
    116,847,085.06x = 10,851,686,608,682,918
  5. Step 5: Solve for x
    x = 10,851,686,608,682,918/116,847,085.06
  6. Step 6: Final answer
    x = 92,870,837.15

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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.