Home / 519,481,268.65-780,465,014.03-333,100,373.86

Finding the Fourth Proportional to 519,481,268.65, 780,465,014.03 and 333,100,373.86

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Solution

The fourth proportional to 519,481,268.65, 780,465,014.03 and 333,100,373.86 is: 500,447,665.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    519,481,268.65 : 780,465,014.03 = 333,100,373.86 : x
  2. Step 2: Convert to fraction form
    519,481,268.65/780,465,014.03 = 333,100,373.86/x
  3. Step 3: Cross multiply
    519,481,268.65x = 780,465,014.03 × 333,100,373.86
  4. Step 4: Simplify right side
    519,481,268.65x = 259,973,187,952,475,328
  5. Step 5: Solve for x
    x = 259,973,187,952,475,328/519,481,268.65
  6. Step 6: Final answer
    x = 500,447,665.09

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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.