Home / 321,115,404,453.46-481,569,986,655.89-105,935,576,558.74

Finding the Fourth Proportional to 321,115,404,453.46, 481,569,986,655.89 and 105,935,576,558.74

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Solution

The fourth proportional to 321,115,404,453.46, 481,569,986,655.89 and 105,935,576,558.74 is: 158,869,345,669.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,115,404,453.46 : 481,569,986,655.89 = 105,935,576,558.74 : x
  2. Step 2: Convert to fraction form
    321,115,404,453.46/481,569,986,655.89 = 105,935,576,558.74/x
  3. Step 3: Cross multiply
    321,115,404,453.46x = 481,569,986,655.89 × 105,935,576,558.74
  4. Step 4: Simplify right side
    321,115,404,453.46x = 51,015,394,189,776,439,476,224
  5. Step 5: Solve for x
    x = 51,015,394,189,776,439,476,224/321,115,404,453.46
  6. Step 6: Final answer
    x = 158,869,345,669.06

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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.