Home / 362,315,899.73-499,929,523.21-213,683,530.61

Finding the Fourth Proportional to 362,315,899.73, 499,929,523.21 and 213,683,530.61

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Solution

The fourth proportional to 362,315,899.73, 499,929,523.21 and 213,683,530.61 is: 294,844,100.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,315,899.73 : 499,929,523.21 = 213,683,530.61 : x
  2. Step 2: Convert to fraction form
    362,315,899.73/499,929,523.21 = 213,683,530.61/x
  3. Step 3: Cross multiply
    362,315,899.73x = 499,929,523.21 × 213,683,530.61
  4. Step 4: Simplify right side
    362,315,899.73x = 106,826,705,575,686,736
  5. Step 5: Solve for x
    x = 106,826,705,575,686,736/362,315,899.73
  6. Step 6: Final answer
    x = 294,844,100.56

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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.