Home / 200,666,769,687.20-276,926,022,584.54-109,221,243,419.48

Finding the Fourth Proportional to 200,666,769,687.20, 276,926,022,584.54 and 109,221,243,419.48

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Solution

The fourth proportional to 200,666,769,687.20, 276,926,022,584.54 and 109,221,243,419.48 is: 150,728,516,580.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,666,769,687.20 : 276,926,022,584.54 = 109,221,243,419.48 : x
  2. Step 2: Convert to fraction form
    200,666,769,687.20/276,926,022,584.54 = 109,221,243,419.48/x
  3. Step 3: Cross multiply
    200,666,769,687.20x = 276,926,022,584.54 × 109,221,243,419.48
  4. Step 4: Simplify right side
    200,666,769,687.20x = 30,246,204,521,894,457,114,624
  5. Step 5: Solve for x
    x = 30,246,204,521,894,457,114,624/200,666,769,687.20
  6. Step 6: Final answer
    x = 150,728,516,580.21

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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.