Home / 188,964,287.28-283,446,434.52-45,357,119.28

Finding the Fourth Proportional to 188,964,287.28, 283,446,434.52 and 45,357,119.28

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Solution

The fourth proportional to 188,964,287.28, 283,446,434.52 and 45,357,119.28 is: 68,035,679.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,964,287.28 : 283,446,434.52 = 45,357,119.28 : x
  2. Step 2: Convert to fraction form
    188,964,287.28/283,446,434.52 = 45,357,119.28/x
  3. Step 3: Cross multiply
    188,964,287.28x = 283,446,434.52 × 45,357,119.28
  4. Step 4: Simplify right side
    188,964,287.28x = 12,856,313,740,014,350
  5. Step 5: Solve for x
    x = 12,856,313,740,014,350/188,964,287.28
  6. Step 6: Final answer
    x = 68,035,679.78

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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.