Home / 367,019,745.10-550,529,617.65-124,682,649.10

Finding the Fourth Proportional to 367,019,745.10, 550,529,617.65 and 124,682,649.10

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Solution

The fourth proportional to 367,019,745.10, 550,529,617.65 and 124,682,649.10 is: 187,023,973.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,019,745.10 : 550,529,617.65 = 124,682,649.10 : x
  2. Step 2: Convert to fraction form
    367,019,745.10/550,529,617.65 = 124,682,649.10/x
  3. Step 3: Cross multiply
    367,019,745.10x = 550,529,617.65 × 124,682,649.10
  4. Step 4: Simplify right side
    367,019,745.10x = 68,641,491,136,612,112
  5. Step 5: Solve for x
    x = 68,641,491,136,612,112/367,019,745.10
  6. Step 6: Final answer
    x = 187,023,973.65

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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.