Home / 50,187,949.81-69,259,404.87-28,158,408.16

Finding the Fourth Proportional to 50,187,949.81, 69,259,404.87 and 28,158,408.16

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Solution

The fourth proportional to 50,187,949.81, 69,259,404.87 and 28,158,408.16 is: 38,858,622.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,187,949.81 : 69,259,404.87 = 28,158,408.16 : x
  2. Step 2: Convert to fraction form
    50,187,949.81/69,259,404.87 = 28,158,408.16/x
  3. Step 3: Cross multiply
    50,187,949.81x = 69,259,404.87 × 28,158,408.16
  4. Step 4: Simplify right side
    50,187,949.81x = 1,950,234,591,248,152
  5. Step 5: Solve for x
    x = 1,950,234,591,248,152/50,187,949.81
  6. Step 6: Final answer
    x = 38,858,622.41

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1.5x scale

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.