Home / 168,533,903.70-252,800,855.55-130,270,151.70

Finding the Fourth Proportional to 168,533,903.70, 252,800,855.55 and 130,270,151.70

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Solution

The fourth proportional to 168,533,903.70, 252,800,855.55 and 130,270,151.70 is: 195,405,227.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,533,903.70 : 252,800,855.55 = 130,270,151.70 : x
  2. Step 2: Convert to fraction form
    168,533,903.70/252,800,855.55 = 130,270,151.70/x
  3. Step 3: Cross multiply
    168,533,903.70x = 252,800,855.55 × 130,270,151.70
  4. Step 4: Simplify right side
    168,533,903.70x = 32,932,405,802,388,288
  5. Step 5: Solve for x
    x = 32,932,405,802,388,288/168,533,903.70
  6. Step 6: Final answer
    x = 195,405,227.55

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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.