Home / 222,491,883.80-333,879,543.30-130,375,443.80

Finding the Fourth Proportional to 222,491,883.80, 333,879,543.30 and 130,375,443.80

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Solution

The fourth proportional to 222,491,883.80, 333,879,543.30 and 130,375,443.80 is: 195,646,209.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,491,883.80 : 333,879,543.30 = 130,375,443.80 : x
  2. Step 2: Convert to fraction form
    222,491,883.80/333,879,543.30 = 130,375,443.80/x
  3. Step 3: Cross multiply
    222,491,883.80x = 333,879,543.30 × 130,375,443.80
  4. Step 4: Simplify right side
    222,491,883.80x = 43,529,693,633,478,816
  5. Step 5: Solve for x
    x = 43,529,693,633,478,816/222,491,883.80
  6. Step 6: Final answer
    x = 195,646,209.16

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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.