Home / 1,502,236,857.92-2,251,764,891.56-505,308,834.68

Finding the Fourth Proportional to 1,502,236,857.92, 2,251,764,891.56 and 505,308,834.68

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Solution

The fourth proportional to 1,502,236,857.92, 2,251,764,891.56 and 505,308,834.68 is: 757,428,289.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,502,236,857.92 : 2,251,764,891.56 = 505,308,834.68 : x
  2. Step 2: Convert to fraction form
    1,502,236,857.92/2,251,764,891.56 = 505,308,834.68/x
  3. Step 3: Cross multiply
    1,502,236,857.92x = 2,251,764,891.56 × 505,308,834.68
  4. Step 4: Simplify right side
    1,502,236,857.92x = 1,137,836,693,327,520,128
  5. Step 5: Solve for x
    x = 1,137,836,693,327,520,128/1,502,236,857.92
  6. Step 6: Final answer
    x = 757,428,289.24

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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.